专利摘要:
Engineered pesticidal polypeptides that are highly active against a wide range of pests and methods of making such polypeptides are disclosed. The nucleotide sequences encoding the pesticidal polypeptide can be used to transform various prokaryotic and eukaryotic organisms, which organisms can be used to produce the pesticidal polypeptides. The recombinant organisms and/or the polypeptides produced by the recombinant organisms can be used to control pests in various environments.
公开号:AU2013219927A1
申请号:U2013219927
申请日:2013-01-23
公开日:2014-08-07
发明作者:Jeng Shong Chen;Jared Conville;Cheryl Marie De Fontes;Mikyong Lee;Narendra PALEKAR
申请人:Syngenta Participations AG;
IPC主号:C12N15-82
专利说明:
WO 2013/122720 PCT/US2013/022685 ENGINEERED PESTICIDAL PROTEINS FIELD OF THE INVENTION 5 The invention relates to engineered polypeptides with altered pesticidal activity to target organisms, polynucleotides encoding the polypeptides, and methods of making and using the polypeptides and corresponding polynucleotides to control pests. 10 BACKGROUND Plant pests are a major factor in the loss of the world's important agricultural crops. About $8 billion are lost every year in the U.S. alone due to infestations of non-mammalian pests including insects. In addition to losses in field crops, insect pests are also a burden to 15 vegetable and fruit growers, to producers of ornamental flowers, and to home gardeners. Insect pests are mainly controlled by intensive applications of chemical pesticides, which are active through inhibition of insect growth, prevention of insect feeding or reproduction, or cause death. Good insect control can thus be reached, but these chemicals can sometimes also affect beneficial insects and may not be able to reach the site of 20 infestation. Another problem resulting from the wide use of chemical pesticides is the appearance of resistant insect varieties. This has been partially alleviated by various resistance management practices, but there is an increasing need for alternative pest control agents. Biological pest control agents, such as Bacillus thuringiensis strains expressing 25 pesticidal polypeptides like delta (6)-endotoxins (also called Cry proteins), have also been applied to crop plants with satisfactory results, thus offering an alternative or compliment to chemical pesticides. The genes coding for some of these Cry proteins have been isolated and their expression in heterologous hosts have been shown to provide another tool for the control of economically important insect pests. In particular, the expression of Cry proteins in 30 transgenic plants has provided efficient protection against certain insect pests, and transgenic plants expressing such proteins have been commercialized, allowing farmers to reduce or eliminate applications of chemical insect control agents. Other, non-endotoxin genes and the proteins they encode have also been identified. United States Patents 5,877,012, 6,107,279, 6,137,033, and 6,291,156, as well as Estruch et 35 al. (1996, Proc. Natl. Acad. Sci. 93:5389-5394) and Yu et al. (1997, Appl. Environ. 1 WO 2013/122720 PCT/US2013/022685 Microbiol. 63:532-536), all herein incorporated by reference, describe a new class of insecticidal proteins called Vip3. Vip3 coding sequences encode approximately 88 kDa proteins that are produced and secreted by B. thuringiensis during its vegetative stage of growth (vegetative insecticidal proteins or Vip). The Vip3A protein possesses insecticidal 5 activity against a wide spectrum of lepidopteran pests, including, but not limited to, black cutworm (BCW, Agrotis ipsilon), fall armyworm (FAW, Spodopterafrugiperda), tobacco budworm (TBW, Heliothis virescens), and corn earworm (CEW, Helicoverpa zea), but has no activity against the European corn borer (ECB, Ostrinia nubilalis). More recently, plants expressing the Vip3A protein have been found to be resistant to feeding damage caused by 10 hemipteran insect pests (US Patent No. 6,429,360). Thus, the Vip3A protein displays a unique spectrum of insecticidal activities. WO03/075655, WO02/078437, WO 98/18932, WO 98/33991, WO 98/00546, and WO 99/57282, have identified other members of the Vip3 class of proteins. One concern raised regarding the deployment of transgenic crops expressing 15 insecticidal proteins is whether insect pests will become resistant to the insecticidal proteins. The seed industry, university researchers and the US Environmental Protection Agency have worked together to develop management plans to help mitigate the onset of insect resistance. These plans are based primarily on a high dose and refuge strategy. A high dose strategy for European corn borer in corn, for example, is to use corn hybrids that express high enough 20 levels of an insecticidal protein to kill even partially resistant European corn borers. The underlying hypothesis is that killing partially resistant ECB and preventing their mating greatly delays the development of resistance. The success of a high dose strategy depends in part on the specific activity of the insecticidal protein to European corn borer and how much of that protein can be expressed in the transgenic corn plant. For example, the higher the 25 specific activity of an insecticidal protein to a pest, less of the insecticidal protein is required to be expressed in a transgenic plant to achieve a high dose strategy. Thus, for example, because the Cry protein, CrylAb, is very toxic to European corn borer larvae (i.e. high specific activity), the levels of expression of CrylAb that are achievable in transgenic plants easily places such corn hybrids in a high dose category. 30 Therefore, there remains a need to discover new and effective pest control agents that provide an economic benefit to farmers and that are environmentally acceptable. Particularly needed are control agents that are targeted to a wider spectrum of economically important insect pests and that have a high specific activity against insect pests that are or could become 2 WO 2013/122720 PCT/US2013/022685 resistant to existing insect control agents. Furthermore, agents whose application minimizes the burden on the environment are desirable. Accordingly, the invention addresses the previous shortcomings in the art by providing compositions comprising Vip polyypeptides having altered pesticidal (e.g., 5 insecticidal) activity against a target organism (e.g., an insect) and/or altered levels/degrees of toxicity toward any particular cell and/or organism as well as methods for making and using such polypeptides. SUMMARY 10 In one aspect, the invention provides an engineered pesticidal polypeptide comprising an amino acid sequence having at least 95% identity to SEQ ID NO: 1 (Vip3D) and further comprising at least one amino acid mutation at a position that corresponds to a position identified in Table 1, or any combination thereof, wherein the mutation improves pesticidal 15 activity against at least Ostrinia nubilalis (European corn borer, ECB) compared to the ECB activity of a wild-type polypeptide from which the engineered pesticidal polypeptide is derived. In some aspects of the invention a composition comprising an engineered polypeptide of the invention is provided. In other aspects, a nucleic acid molecule comprising a nucleotide sequence encoding an engineered pesticidal polypeptide of the 20 invention is provided. In another aspect, the invention also provides a transgenic non-human host cell comprising a nucleic acid molecule of the invention. Another aspect of the invention provides a method of producing a polypeptide having pesticidal activity against at least European corn borer, the method comprising expressing a 25 nucleic acid molecule of the invention in a transgenic non-human host cell, thereby producing a polypeptide that has pesticidal activity against at least European corn borer. Additionally provided is a method of producing a pest-resistant transgenic plant, the method comprising introducing into a plant a recombinant nucleic acid molecule comprising a nucleotide sequence of the invention, wherein the nucleotide sequence encodes a pesticidal 30 polypeptide of the invention that is expressed in the plant, thereby conferring on the plant resistance to at least European corn borer, and producing a pest-resistant transgenic plant. In some embodiments, the pest is an insect pest. In additional embodiments of the invention a method of controlling insects is provided, the method comprising delivering to the insects an effective amount of the 3 WO 2013/122720 PCT/US2013/022685 engineered pesticidal polypeptide of the invention. In some aspects of the invention the insects are lepidopteran insects. In other aspects of the invention, the lepidopteran insects are European corn borer and fall armyworm. In some aspects of the invention, the engineered polypeptide of the invention is delivered to the insects orally. 5 A further aspect of the invention provides a method of producing a pesticidal polypeptide having improved pesticidal activity against a target cell and/or organism, the method comprising: a) aligning a plurality of amino acid sequences of polypeptides, wherein at least one of the polypeptides exhibits at least moderate pesticidal activity toward the target cell and/or organism; b) identifying at least one amino acid residue that differs between at 10 least two of the aligned amino acid sequences of (a); c) substituting an amino acid residue for at least one amino acid residue identified in step (b) to produce a modified polypeptide; d) determining the level of pesticidal activity of the modified polypeptide produced at step (c) against the target cell and/or organism; and e) selecting a modified polypeptide of (d) having improved pesticidal activity against the target cell and/or organism, thereby producing a 15 polypeptide having improved pesticidal activity against the target cell and/or organism. In some aspects of the invention, the pesticidal activity is insecticidal activity and the target cell or organism is an insect cell or insect. In other aspects of the invention, the identifying at least one amino acid residue that differs between at least two of the aligned amino acid sequences comprises identifying an essential amino acid position, a synergist amino acid 20 position, a cryptic synergist amino acid position, or any combination thereof, in the aligned amino acid sequences. Other and further objects, features and advantages would be apparent and more readily understood by reading the following specification and by reference to the accompanying drawing forming a part thereof, or any examples of the embodiments of the 25 invention given for the purpose of the disclosure. BRIEF DESCRIPTION OF THE FIGURE 30 Fig. 1 shows the 12225 vector useful for transforming plants with a polynucleotide of the invention. BRIEF DESCRIPTION OF SEQUENCES IN THE SEQUENCE LISTING 35 SEQ ID NO:1 is the amino acid sequence of Vip3D. 4 WO 2013/122720 PCT/US2013/022685 SEQ ID NO:2 is a nucleotide sequence which encodes SEQ ID NO:1 (Vip3D). SEQ ID NO: 3 is the amino acid sequence of the K455A mutant of Vip3D polypeptide (Vip3E). SEQ ID NO:4 is a nucleotide sequence which encodes SEQ ID NO:3. 5 SEQ ID NO:5 is the amino acid sequence of the V338A mutant of Vip3D polypeptide. SEQ ID NO:6 is a nucleotide sequence which encodes SEQ ID NO:5. SEQ ID NO:7 is the amino acid sequence of the V768A mutant Vip3D polypeptide. SEQ ID NO:8 is a nucleotide sequence which encodes SEQ ID NO:7. SEQ ID NO:9 is the amino acid sequence of the 1544A mutant Vip3D polypeptide. 10 SEQ ID NO: 10 is a nucleotide sequence which encodes SEQ ID NO: 9. SEQ ID NO: 11 is the amino acid sequence of the E760A mutant Vip3D polypeptide. SEQ ID NO: 12 is a nucleotide sequence which encodes SEQ ID NO: 11. SEQ ID NO: 13 is the amino acid sequence of the S712A mutant Vip3D polypeptide. SEQ ID NO:14 is a nucleotide sequence which encodes SEQ ID NO: 13. 15 SEQ ID NO:15 is the amino acid sequence of Vip3A. SEQ ID NO:16 is the amino acid sequence of Vip3B. SEQ ID NO:17 is the amino acid sequence of Vip3C. SEQ ID NO:18 is the amino acid sequence of the R465A mutant Vip3D polypeptide. SEQ ID NO:19 is a nucleotide sequence which encodes SEQ ID NO:18. 20 SEQ ID NO:20 is the amino acid sequence of the S532A mutant Vip3D polypeptide. SEQ ID NO:21 is a nucleotide sequence which encodes SEQ ID NO:20. SEQ ID NO:22 is the amino acid sequence of the G580A mutant Vip3D polypeptide. SEQ ID NO:23 is a nucleotide sequence which encodes SEQ ID NO:22. SEQ ID NO:24 is the amino acid sequence of the L766A mutant Vip3D polypeptide. 25 SEQ ID NO:25 is a nucleotide sequence which encodes SEQ ID NO:24. SEQ ID NO:26 is the amino acid sequence of the D471A mutant Vip3D polypeptide. SEQ ID NO:27 is a nucleotide sequence which encodes SEQ ID NO:26. SEQ ID NO:28 is the amino acid sequence of the Q495A mutant Vip3D polypeptide. SEQ ID NO:29 is a nucleotide sequence which encodes SEQ ID NO:28. 30 SEQ ID NO:30 is the amino acid sequence of the R501A mutant Vip3D polypeptide. SEQ ID NO:31 is a nucleotide sequence which encodes SEQ ID NO:30. SEQ ID NO:32 is the amino acid sequence of the S543A mutant Vip3D polypeptide. SEQ ID NO:33 is a nucleotide sequence which encodes SEQ ID NO:32. SEQ ID NO:34 is the amino acid sequence of the P591A mutant Vip3D polypeptide. 5 WO 2013/122720 PCT/US2013/022685 SEQ ID NO:35 is a nucleotide sequence which encodes SEQ ID NO:34. SEQ ID NO:36 is the amino acid sequence of the P605A mutant Vip3D polypeptide. SEQ ID NO:37 is a nucleotide sequence which encodes SEQ ID NO:36. SEQ ID NO:38 is the amino acid sequence of the H608A mutant Vip3D polypeptide. 5 SEQ ID NO:39 is a nucleotide sequence which encodes SEQ ID NO:38. SEQ ID NO:40 is the amino acid sequence of the Y616A mutant Vip3D polypeptide. SEQ ID NO:41 is a nucleotide sequence which encodes SEQ ID NO:40. SEQ ID NO:42 is the amino acid sequence of the 1617A mutant Vip3D polypeptide. SEQ ID NO:43 is a nucleotide sequence which encodes SEQ ID NO:42. 10 SEQ ID NO:44 is the amino acid sequence of the H618A mutant Vip3D polypeptide. SEQ ID NO:45 is a nucleotide sequence which encodes SEQ ID NO:44. SEQ ID NO:46 is the amino acid sequence of the R635A mutant Vip3D polypeptide. SEQ ID NO:47 is a nucleotide sequence which encodes SEQ ID NO:46. SEQ ID NO:48 is the amino acid sequence of the K643A mutant Vip3D polypeptide. 15 SEQ ID NO:49 is a nucleotide sequence which encodes SEQ ID NO:48. SEQ ID NO:50 is the amino acid sequence of the W658A mutant Vip3D polypeptide. SEQ ID NO:51 is a nucleotide sequence which encodes SEQ ID NO:50. SEQ ID NO:52 is the amino acid sequence of the P681A mutant Vip3D polypeptide. SEQ ID NO:53 is a nucleotide sequence which encodes SEQ ID NO:52. 20 SEQ ID NO:54 is the amino acid sequence of the 1753A mutant Vip3D polypeptide. SEQ ID NO:55 is a nucleotide sequence which encodes SEQ ID NO:54. SEQ ID NO:56 is the amino acid sequence of the S774A mutant Vip3D polypeptide. SEQ ID NO:57 is a nucleotide sequence which encodes SEQ ID NO:56. SEQ ID NO:58 is the amino acid sequence of the G775A mutant Vip3D polypeptide. 25 SEQ ID NO:59 is a nucleotide sequence which encodes SEQ ID NO:58. SEQ ID NO:60 is the amino acid sequence of the H779A mutant Vip3D polypeptide. SEQ ID NO:61 is a nucleotide sequence which encodes SEQ ID NO:60. SEQ ID NO:62 is the amino acid sequence of the L514A mutant Vip3D polypeptide. SEQ ID NO:63 is a nucleotide sequence which encodes SEQ ID NO:62. 30 SEQ ID NO:64 is the amino acid sequence of the E546A mutant Vip3D polypeptide. SEQ ID NO:65 is a nucleotide sequence which encodes SEQ ID NO:64. SEQ ID NO:66 is the amino acid sequence of the T614A mutant Vip3D polypeptide. SEQ ID NO:67 is a nucleotide sequence which encodes SEQ ID NO:66. SEQ ID NO:68 is the amino acid sequence of the T724A mutant Vip3D polypeptide. 6 WO 2013/122720 PCT/US2013/022685 SEQ ID NO:69 is a nucleotide sequence which encodes SEQ ID NO:68. SEQ ID NO:70 is the amino acid sequence of the T743A mutant Vip3D polypeptide. SEQ ID NO:71 is a nucleotide sequence which encodes SEQ ID NO:70. SEQ ID NO:72 is the amino acid sequence of the S744A mutant Vip3D polypeptide. 5 SEQ ID NO:73 is a nucleotide sequence which encodes SEQ ID NO:72. SEQ ID NO:74 is the amino acid sequence of the T756A mutant Vip3D polypeptide. SEQ ID NO:75 is a nucleotide sequence which encodes SEQ ID NO:74. SEQ ID NO:76 is the amino acid sequence of the S761A mutant Vip3D polypeptide. SEQ ID NO:77 is a nucleotide sequence which encodes SEQ ID NO:76. 10 SEQ ID NO:78 is the amino acid sequence of the T764A mutant Vip3D polypeptide. SEQ ID NO:79 is a nucleotide sequence which encodes SEQ ID NO:78. SEQ ID NO: 80 is the amino acid sequence of the G778A mutant Vip3D polypeptide. SEQ ID NO:81 is a nucleotide sequence which encodes SEQ ID NO:80. SEQ ID NO:82 is the amino acid sequence of the V785A mutant Vip3D polypeptide. 15 SEQ ID NO:83 is a nucleotide sequence which encodes SEQ ID NO:82. SEQ ID NO:84 is the amino acid sequence of the M362A mutant Vip3D polypeptide. SEQ ID NO:85 is a nucleotide sequence which encodes SEQ ID NO:84. SEQ ID NO: 86 is the amino acid sequence of the L494A mutant Vip3D polypeptide. SEQ ID NO:87 is a nucleotide sequence which encodes SEQ ID NO:86. 20 SEQ ID NO:88 is the amino acid sequence of the 1503A mutant Vip3D polypeptide. SEQ ID NO:89 is a nucleotide sequence which encodes SEQ ID NO:88. SEQ ID NO:90 is the amino acid sequence of the T600A mutant Vip3D polypeptide. SEQ ID NO:91 is a nucleotide sequence which encodes SEQ ID NO:90. SEQ ID NO:92 is the amino acid sequence of the N625A mutant Vip3D polypeptide. 25 SEQ ID NO:93 is a nucleotide sequence which encodes SEQ ID NO:92. SEQ ID NO:94 is the amino acid sequence of the Y629A mutant Vip3D polypeptide. SEQ ID NO:95 is a nucleotide sequence which encodes SEQ ID NO:94. SEQ ID NO:96 is the amino acid sequence of the K650A mutant Vip3D polypeptide. SEQ ID NO:97 is a nucleotide sequence which encodes SEQ ID NO:96. 30 SEQ ID NO:98 is the amino acid sequence of the N682A mutant Vip3D polypeptide. SEQ ID NO:99 is a nucleotide sequence which encodes SEQ ID NO:98. SEQ ID NO:100 is the amino acid sequence of the S683A mutant Vip3D polypeptide. SEQ ID NO:101 is a nucleotide sequence which encodes SEQ ID NO:100. SEQ ID NO: 102 is the amino acid sequence of the L701A mutant Vip3D polypeptide. 7 WO 2013/122720 PCT/US2013/022685 SEQ ID NO: 103 is a nucleotide sequence which encodes SEQ ID NO: 102. SEQ ID NO:104 is the amino acid sequence of the M747A mutant Vip3D polypeptide. SEQ ID NO: 105 is a nucleotide sequence which encodes SEQ ID NO: 104. SEQ ID NO: 106 is the amino acid sequence of the R773A mutant Vip3D polypeptide. 5 SEQ ID NO:107 is a nucleotide sequence which encodes SEQ ID NO:106. SEQ ID NO: 108 is the amino acid sequence of the V372A mutant Vip3D polypeptide. SEQ ID NO:109 is a nucleotide sequence which encodes SEQ ID NO:108. SEQ ID NO: 110 is the amino acid sequence of the G689 mutant Vip3D polypeptide. SEQ ID NO:1 11 is a nucleotide sequence which encodes SEQ ID NO:1 10. 10 SEQ ID NO: 112 is the amino acid sequence of the F400A mutant Vip3D polypeptide. SEQ ID NO: 113 is a nucleotide sequence which encodes SEQ ID NO: 112. SEQ ID NO: 114 is a Vip3-specific amino acid sequence comprised in the highly conserved N-terminal secretion signal. SEQ ID NO: 115 is the amino acid sequence of the 1544A/S712A mutant Vip3D polypeptide. 15 SEQ ID NO: 116 is a nucleotide sequence which encodes SEQ ID NO: 115. SEQ ID NO: 117 is the amino acid sequence of the K455A/V338A mutant Vip3D polypeptide. SEQ ID NO: 118 is a nucleotide sequence which encodes SEQ ID NO: 117. SEQ ID NO: 119 is the amino acid sequence of the H618A/T750A mutant Vip3D 20 polypeptide. SEQ ID NO:120 is a nucleotide sequence which encodes SEQ ID NO: 119. SEQ ID NO:121 is the amino acid sequence of the L701A/1721A mutant Vip3D polypeptide. SEQ ID NO:122 is a nucleotide sequence which encodes SEQ ID NO:121. SEQ ID NO:123 is the amino acid sequence of the S722A/S781A mutant Vip3D polypeptide. 25 SEQ ID NO:124 is a nucleotide sequence which encodes SEQ ID NO:123. SEQ ID NO:125 is the amino acid sequence of the S76 1A/S744A mutant Vip3D polypeptide. SEQ ID NO:126 is a nucleotide sequence which encodes SEQ ID NO:125. SEQ ID NO:127 is the amino acid sequence of the S78 1A/S744A mutant Vip3D polypeptide. SEQ ID NO:128 is a nucleotide sequence which encodes SEQ ID NO:127. 30 SEQ ID NO:129 is the amino acid sequence of the S78 1A/T750A mutant Vip3D polypeptide. SEQ ID NO:130 is a nucleotide sequence which encodes SEQ ID NO:129. SEQ ID NOs: 131-252 are XcgcX 2 primers useful for making alanine substitutions. SEQ ID NOs:253-340 are primers useful for changing a first and/or second position of mutated vip3 codons for making alanine substitutions. 8 WO 2013/122720 PCT/US2013/022685 SEQ ID NOs:341-452 are primers useful for for making spin mutants. SEQ ID NO:453 is an amino acid epitope encoded in site-directed mutagenesis vectors useful in the invention. SEQ ID NO: 454 is a maize-optimized nucleotide sequence encoding Vip3E (K455A 5 mutant). SEQ ID NO: 455is an amino acid sequence of a Cry2Aa polypeptide. SEQ ID NO: 456 is an amino acid sequence of a Cry2Ab polypeptide. SEQ ID NO: 457 is an amino acid sequence of a Cry2Ac poltpeptide. 10 DETAILED DESCRIPTION This invention relates to modifying Vip polypeptides, methods of modifying Vip polypeptides to increase pesticidal activity, for example pesticidal activity against selected pests (e.g., insect pests), and to the making and using of the polypeptides to control such 15 pests. In particular, modified Vip3 polypetides, useful as pesticidal agents, are provided. This description is not intended to be a detailed catalog of all the different ways in which the invention may be implemented, or all the features that may be added to the instant invention. For example, features illustrated with respect to one embodiment may be incorporated into other embodiments, and features illustrated with respect to a particular 20 embodiment may be deleted from that embodiment. Thus, the invention contemplates that in some embodiments of the invention, any feature or combination of features set forth herein can be excluded or omitted. In addition, numerous variations and additions to the various embodiments suggested herein will be apparent to those skilled in the art in light of the instant disclosure, which do not depart from the instant invention. Hence, the following 25 descriptions are intended to illustrate some particular embodiments of the invention, and not to exhaustively specify all permutations, combinations and variations thereof. Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of 30 describing particular embodiments only and is not intended to be limiting of the invention. All publications and patent applications mentioned in this specification are indicative of the level of skill of those skilled in the art that this invention pertains. Further, publications, patent applications, patents, and other references mentioned herein are incorporated by reference in their entirety. 9 WO 2013/122720 PCT/US2013/022685 As used in the description of the embodiments of the invention and the appended claims, the singular forms a "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. As used herein, "and/or" refers to and encompasses any and all possible combinations 5 of one or more of the associated listed items. The term "about," as used herein when referring to a measurable value such as an amount of a compound, dose, time, temperature, and the like, is meant to encompass variations of 20%, 10%, 5%, 1%, 0.5%, or even 0.1% of the specified amount. The terms "comprises" and/or "comprising," when used in this specification, specify 10 the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. As used herein, the transitional phrase "consisting essentially of' (and grammatical variants) means that the scope of a claim is to be interpreted to encompass the specified 15 materials or steps recited in the claim" and those that do not materially alter the basic and novel characteristic(s)" of the claimed invention. Thus, the term "consisting essentially of' when used in a claim of this invention is not intended to be interpreted to be equivalent to "comprising." "Activity" of the Vip3 polypeptides of the invention is meant that the Vip3 20 polypeptides function as a bioactive control agent. Thus, for example, when acting as an insecticide, a Vip3 polypeptide of the invention acts as an orally active insect control agent, has a toxic effect, and/or is able to disrupt or deter insect feeding, which may or may not cause death of the insect. When a Vip3 polypeptide of the invention is delivered to the insect, the result is typically death of the insect, or the insect ceases feeding upon the source 25 that makes the Vip3 polypeptide available to the insect. The terms "modify," "modifying" and/or "modification" (and grammatical variants thereof) as used herein with regard to the Vip polypeptides and the polynucleotides encoding the Vip polypeptides refers to changing the wild-type or reference Vip amino acid and polynucleotides such that the toxicity of the polypeptides produced from the altered amino 30 acid and polynucleotides is changed relative to the toxicity of the wild type or reference Vip amino acid and polynucleotide. Specific modifications to amino acid sequences are labeled by designating the single letter for the amino acid to be modified, the position of the modification and the single letter code for the replacement amino acid. For example, "V338A" means that the valine at position 338 was replaced with an alanine. A "change in 10 WO 2013/122720 PCT/US2013/022685 toxicity" of a Vip polypeptide includes, but is not limited to, an increase and/or decrease in toxicity as it pertains to any particular target organism and/or a change in the organism(s) that are targeted. As used herein, "operatively linked," when referring to a first nucleic acid sequence 5 that is operatively linked to a second nucleic acid sequence, means a situation when the first nucleic acid sequence is placed in a functional relationship with the second nucleic acid sequence. For example, a promoter is operatively linked to a coding sequence if the promoter affects the transcription or expression of the coding sequence. Operatively linked nucleic acid sequences may be contiguous or they may be, for example for transcriptional enhancers, 10 distal to one another. A "chimeric gene" is a recombinant nucleic acid molecule in which a promoter or regulatory polynucleotide is operatively linked to a polynucleotide that codes for an mRNA or which is expressed as a polypeptide, such that the regulatory polynucleotide is able to regulate transcription or expression of the associated polynucleotide that codes for an mRNA 15 or which is expressed as a polypeptide. The regulatory polynucleotide of the chimeric gene is not normally operatively linked to the associated polynucleotide that codes for an mRNA or which is expressed as a polypeptide as found in nature. A "coding sequence" is a polynucleotide that is transcribed into ribonucleic acid (RNA) such as pre-RNA, mRNA, rRNA, tRNA, snRNA, sense RNA or antisense RNA. In 20 some embodiments, the RNA is then translated in an organism or a cell to produce a protein. To "control" an organism (e.g., insect pest) means to inhibit, through a toxic effect, the ability of an organism (e.g., insect pest) to survive, grow, feed, and/or reproduce, or to limit damage or loss in crop plants that is related to the activity of the organism. To "control" an organism may or may not mean killing the organism, although it preferably means killing 25 the organism. "Corresponding to" or "corresponds to" in the context of the invention means that when amino acid sequences of variant Vip3 polypeptides, either wild-type or engineered, are aligned with a reference Vip3 amino acid sequence, the amino acids of the variant Vip3 polypeptides that line up with certain enumerated amino acid positions of the reference Vip3 30 amino acid sequence, but that are not necessarily in these exact numerical positions relative to the particular variant Vip3 amino acid sequence, the amino acid in the variant "corresponds to" that position in the reference amino acid sequence. For example, without limitation, when a Vip3A amino acid sequence (SEQ ID NO: 15) is aligned with a reference Vip3D amino acid sequence (SEQ ID NO: 1), the serine (S) at amino acid position 753 and 11 WO 2013/122720 PCT/US2013/022685 the glutamic acid (E) at position 754 of SEQ ID NO: 15 aligns with the serine (S) at amino acid position 754 and the Glycine (G) at amino acid position 755 of SEQ ID NO: 1. Therefore, according to the invention, S753 and E754 of Vip3A (SEQ ID NO: 15) "corresponds to" S754 and G755, respectively, of Vip3D (SEQ ID NO: 1). In a further non 5 limiting example, when a Cry2Ac amino acid sequence (SEQ ID NO:457) is aligned with a reference Cry2Aa amino acid sequence (SEQ ID NO:455), the arginine at amino acid position 517 of SEQ ID NO:457 aligns with the glutamine at amino acid position 527 of SEQ ID NO:455. Therefore, according to the invention, R517 of Cry2Ac (SEQ ID NO:457) corresponds to Q527 of Cry2Aa (SEQ ID NO:455). 10 As used herein "pesticidal," insecticidal," "nematicidal," and the like, refer to the ability of a Vip polypeptide (e.g., a Vip3 polypeptide) to control a pest organism or an amount of a Vip polypeptide (e.g., a Vip3 polypeptide) that can control a pest organism as defined herein. Thus, a pesticidal Vip polypeptide (e.g., a Vip3 polypeptide) can kill or inhibit the ability of a pest organism (e.g., insect pest) to survive, grow, feed, and/or 15 reproduce. For purposes of some embodiments of the invention, insect pests include without limitation insects selected from the orders Coleoptera, Diptera, Hymenoptera, Lepidoptera, Mallophaga, Homoptera, Hemiptera, Orthroptera, Thysanoptera, Dermaptera, Isoptera, Anoplura, Siphonaptera, Trichoptera, and the like. In some aspects of the invention, the 20 insect pests are from the order Lepidoptera. Such lepidopteran insects include without limitation, Ostrinia nubilalis (European corn borer), Plutella xylostella (diamondback moth), Spodopterafrugiperda (fall armyworm), Agrotis ipsilon (black cutworm), Helicoverpa zea (corn earworm), Heliothis virescens (tobacco budworm), Spodoptera exigua (beet armyworm), Diatraea grandiosella (southwestern corn borer), Diatraea saccharalis 25 (sugarcane borer), Trichoplusia ni (cabbage looper), Sesamia nonagroides (mediterranean corn borer), Pectinophora gossypiella (pink bollworm), Cochylis hospes (banded sunflower moth), Helicoverpa punctigera (native budworm), Helicoverpa armigera (cotton bollworm), and/or any combination thereof. In other aspects of the invention, nonlimiting examples of nematode pests include 30 Criconemella, Ditylenchus, Globodera, Helicotylenchus, Heterodera, Longidorus, Meloidogyne, Paratrichodorus, Pratylenchus, Radolpholus, Rotelynchus, Rotylenchulus, Tylenchulus, Xiphinema and/or any combination thereof. In particular embodiments, nematode pests include without limitation, Meloidogyne spp. (for example, Meloidogyne incoginita and Meloidogyne javanica, Meloidogyne hapla, Meloidogyne arenari), Heterodera 12 WO 2013/122720 PCT/US2013/022685 spp. (for example, Heterodera glycines, Heterodera carotae, Heterodera schachtii, Heterodora avenae and Heterodora trifolii), Globodera spp. (for example, Globodera rostochiensis), Radopholus spp. (for example, Radopholus similes), Rotylenchulus spp., Pratylenchus spp. (for example, Pratylenchus neglectans and Pratylenchus penetrans), 5 Aphelenchoides spp., Helicotylenchus spp., Hoplolaimus spp., Paratrichodorus spp., Longidorus spp., Nacobbus spp., Subanguina spp. Belonlaimus spp., Criconemella spp., Criconemoides spp. Ditylenchus spp., Ditylenchus dipsaci, Dolichodorus spp., Hemicriconemoides spp., Hemicycliophora spp., Hirschmaniella spp., Hypsoperine spp., Macroposthonia spp., Melinius spp., Punctodera spp., Quinisulcius spp., Scutellonema spp., 10 Xiphinema spp., Tylenchorhynchus spp. and/or any combination thereof. "Effective pest controlling amount," "effective insect-controlling amount" or "effective nematode controlling amount" means that concentration or amount of a polypeptide that inhibits, through a toxic effect, the ability of pests, insects and/or nematodes, respectively, to survive, grow, feed and/or reproduce, or to limit pest-, insect- and/or 15 nematode-related damage or loss in crop plants. "Effective pest controlling amount," "effective insect-controlling amount" or "effective nematode controlling amount" may or may not mean killing the pests, insects, and/or nematodes, respectively, although it preferably means killing the pests, insects, and/or nematodes. As used herein, the term "gene" refers to a nucleic acid molecule capable of being 20 used to produce mRNA or antisense RNA. Genes may or may not be capable of being used to produce a functional protein. Genes can include both coding and non-coding regions (e.g., introns, regulatory elements, promoters, enhancers, termination sequences and 5' and 3' untranslated regions). A gene may be "isolated" by which is meant a nucleic acid that is substantially or essentially free from components normally found in association with the 25 nucleic acid in its natural state. Such components include other cellular material, culture medium from recombinant production, and/or various chemicals used in chemically synthesizing the nucleic acid. "Polynucleotide of interest" refers to any polynucleotide which, when transferred to a plant, confers upon the plant a desired characteristic such as antibiotic resistance, virus 30 resistance, insect resistance, disease resistance, or resistance to other pests, herbicide tolerance, improved nutritional value, improved performance in an industrial process or altered reproductive capability. The "polynucleotide of interest" may also be one that is transferred to plants for the production of commercially valuable enzymes or metabolites in the plant. 13 WO 2013/122720 PCT/US2013/022685 A "heterologous polynucleotide" is a polynucleotide not naturally associated with a host cell into which it is introduced, including non-naturally occurring multiple copies of a naturally occurring polynucleotide. "Wild type" nucleic acid, nucleotide sequence, polynucleotide, polypeptide or amino 5 acid sequence refers to a naturally occurring ("native ") or endogenous nucleic acid, nucleotide sequence, polynucleotide, polypeptide or amino acid sequence. Thus, for example, a "wild type mRNA" is an mRNA that is naturally occurring in or endogenous to the organism. A "homologous polynucleotide" is a polynucleotide naturally associated with a host cell into which it is introduced. 10 "Homologous recombination" is the reciprocal exchange of nucleic acid fragments between homologous nucleic acid molecules. "Hybrid toxin" as used herein is a pesticidal (e.g., insecticidal) toxin made by the hand of man which comprises amino acid regions or fragments of one toxin joined with amino acid regions or fragments from a different toxin. 15 A nucleic acid sequence is "isocoding with" a reference nucleic acid sequence when the nucleic acid sequence encodes a polypeptide having the same amino acid sequence as the polypeptide encoded by the reference nucleic acid sequence. "Improved Vip3 polypeptide" is a mutant Vip3 polypeptide that, when compared to its wild-type parent Vip3 polypeptide, displays one or more of the following characteristics: 20 1) an increased potency against a target insect (higher specific activity) or an increased kill rate (faster kill at comparable level of protein); 2) increased or decreased target pest spectrum; 3) decreased susceptibility to development of resistance by target pests; 4) increased expression levels in a transgenic host or host cell; 5) increased resistance to insect protease degradation (increased stability in the target insect gut); 6) increased stability in the 25 environment; and 7) reduced toxicity to beneficial insects, non-target pests, and plants. In the context of the invention, "improves pesticidal (e.g., insecticidal, nematicidal) activity" or "improved pesticidal (e.g., insecticidal, nematicidal) activity," or any grammatical variation thereof, means that a mutation of the invention results in an engineered polypeptide of the invention having one or more of the following characteristics: 1) an 30 increased potency against a target pest (e.g., insect and/or nematode) (i.e., higher specific activity) or an increased kill rate (faster kill at comparable level of protein), 2) increased or decreased target pest spectrum, 3) decreased susceptibility to development of resistance by target pests, 4) increased expression levels in a transgenic host or host cell, 5) increased resistance to insect protease degradation (increased stability in the target insect gut), 6) 14 WO 2013/122720 PCT/US2013/022685 increased stability in the environment and 7) reduced toxicity to beneficial insects, non-target pests, and plants. An "isolated" nucleic acid molecule or an "isolated" polypeptide is a nucleic acid molecule or polypeptide that, by the hand of man, exists apart from its native environment 5 and is therefore not a product of nature. An isolated nucleic acid molecule or isolated polypeptide may exist in a purified form or may exist in a non-native environment such as, for example, a recombinant host cell. Thus, for example, with respect to polynucleotides, the term isolated means that it is separated from the chromosome and/or cell in which it naturally occurs. A polynucleotide is also isolated if it is separated from the chromosome and/or cell 10 in which it naturally occurs in and is then inserted into a genetic context, a chromosome and/or a cell in which it does not naturally occur. The engineered polypeptides, the nucleotide sequences encoding the engineered polypeptides, and recombinant nucleic acid molecules of this invention can be considered to be "isolated" as defined above, including when comprised in a transgenic plant or transgenic plant cell. 15 A "nucleic acid molecule," "nucleic acid sequence," "polynucleotide" or "nucleotide sequence" is a linear segment of single- or double-stranded DNA or RNA that can be isolated from any source. "Regulatory elements" refer to sequences involved in controlling the expression of a polynucleotide. Thus, for example, regulatory elements can comprise a promoter operatively 20 linked to the polynucleotide of interest and termination signals. Regulatory elements also typically encompass sequences required for proper translation of the polynucleotide. A "shuffled" nucleic acid is a nucleic acid produced by a shuffling procedure such as any shuffling procedure set forth herein. Shuffled nucleic acids are produced by recombining (physically or virtually) two or more nucleic acids (or character strings), e.g., in an artificial, 25 and optionally recursive, fashion. Generally, one or more screening steps are used in shuffling processes to identify plynucleotides of interest; this screening step can be performed before or after any recombination step. In some (but not all) shuffling embodiments, it is desirable to perform multiple rounds of recombination prior to selection to increase the diversity of the pool to be screened. The overall process of recombination and selection are 30 optionally repeated recursively. Depending on context, shuffling can refer to an overall process of recombination and selection, or, alternately, can simply refer to the recombinational portions of the overall process. As used herein, "specific activity" refers to the amount of protein required to have an insecticidal effect. Therefore, when a first protein has a higher specific activity than a second 15 WO 2013/122720 PCT/US2013/022685 protein it takes a lesser amount of the first protein compared to the second protein to have an insecticidal effect on the same percentage of exposed insects. One measure of specific activity is the lethal concentration of a polypeptide it takes to kill 50% of the exposed insects (i.e. LC50). A first polypeptide with a lower LC50 than a second polypeptide has a higher 5 specific activity than the second polypeptide. Different nucleic acids or polypeptides having homology are referred to herein as "homologues." The term homologue includes homologous sequences from the same and other species and orthologous sequences from the same and other species. "Homology" refers to the level of similarity between two or more nucleic acid and/or amino acid 10 sequences in terms of percent of positional identity (i.e., sequence similarity or identity). Homology also refers to the concept of similar functional properties among different nucleic acids or proteins. As used herein "sequence identity" refers to the extent to which two optimally aligned polynucleotide or peptide sequences are invariant throughout a window of alignment of 15 components, e.g., nucleotides or amino acids. "Identity" can be readily calculated by known methods including, but not limited to, those described in: Computational Molecular Biology (Lesk, A. M., ed.) Oxford University Press, New York (1988); Biocomputing: Informatics and Genome Projects (Smith, D. W., ed.) Academic Press, New York (1993); Computer Analysis ofSequence Data, Part I(Griffin, A. M., and Griffin, H. G., eds.) Humana Press, 20 New Jersey (1994); Sequence Analysis in Molecular Biology (von Heinje, G., ed.) Academic Press (1987); and Sequence Analysis Primer (Gribskov, M. and Devereux, J., eds.) Stockton Press, New York (1991). As used herein, the term "percent sequence identity" or "percent identity" refers to the percentage of identical nucleotides in a linear nucleotide sequence of a reference ("query") 25 polynucleotide (or its complementary strand) as compared to a test ("subject") polynucleotide (or its complementary strand) when the two sequences are optimally aligned (with appropriate nucleotide insertions, deletions, or gaps totaling less than 20 percent of the reference sequence over the window of comparison). In some embodiments, "percent identity" can refer to the percentage of identical amino acids in an amino acid sequence. 30 As used herein, the phrase "substantially identical," in the context of two nucleic acid or protein sequences, refers to two or more sequences or subsequences that have at least 60%, at least 70%, at least 75%, at least 80%, at least 85%, at least 90%, at least 95%, or at least 99% nucleotide or amino acid residue identity, when compared and aligned for maximum correspondence, as measured using one of the following sequence comparison algorithms or 16 WO 2013/122720 PCT/US2013/022685 by visual inspection. In some embodiments of the invention, the substantial identity exists over a region of the sequences that is at least about 50 residues to about 150 residues in length. Thus, in some embodiments of this invention, the substantial identity exists over a region of the sequences that is at least about 50, about 60, about 70, about 80, about 90, about 5 100, about 110, about 120, about 130, about 140, about 150, or more residues in length. In some particular embodiments, the sequences are substantially identical over at least about 150 residues. In a further embodiment, the sequences are substantially identical over the entire length of the coding regions. Furthermore, substantially identical nucleotide or protein sequences perform substantially the same function. 10 For sequence comparison, typically one sequence acts as a reference sequence to which test sequences are compared. When using a sequence comparison algorithm, test and reference sequences are input into a computer, subsequence coordinates are designated if necessary, and sequence algorithm program parameters are designated. The sequence comparison algorithm then calculates the percent sequence identity for the test sequence(s) 15 relative to the reference sequence, based on the designated program parameters. Optimal alignment of sequences for aligning a comparison window are well known to those skilled in the art and may be conducted by tools such as the local homology algorithm of Smith and Waterman, the homology alignment algorithm of Needleman and Wunsch, the search for similarity method of Pearson and Lipman, and optionally by computerized 20 implementations of these algorithms such as GAP, BESTFIT, FASTA, and TFASTA available as part of the GCG@ Wisconsin Package@ (Accelrys Inc., San Diego, CA). An "identity fraction" for aligned segments of a test sequence and a reference sequence is the number of identical components which are shared by the two aligned sequences divided by the total number of components in the reference sequence segment, i.e., the entire reference 25 sequence or a smaller defined part of the reference sequence. Percent sequence identity is represented as the identity fraction multiplied by 100. The comparison of one or more nucleotide sequences may be to a full-length nucleotide sequence or a portion thereof, or to a longer nucleotide sequence. For purposes of this invention "percent identity" may also be determined using BLASTX version 2.0 for translated nucleotide sequences and BLASTN 30 version 2.0 for nucleotide sequences. Software for performing BLAST analyses is publicly available through the National Center for Biotechnology Information. This algorithm involves first identifying high scoring sequence pairs (HSPs) by identifying short words of length W in the query sequence, which either match or satisfy some positive-valued threshold score T when aligned with a word of 17 WO 2013/122720 PCT/US2013/022685 the same length in a database sequence. T is referred to as the neighborhood word score threshold (Altschul et al., 1990). These initial neighborhood word hits act as seeds for initiating searches to find longer HSPs containing them. The word hits are then extended in both directions along each sequence for as far as the cumulative alignment score can be 5 increased. Cumulative scores are calculated using, for nucleotide sequences, the parameters M (reward score for a pair of matching residues; always > 0) and N (penalty score for mismatching residues; always < 0). For amino acid sequences, a scoring matrix is used to calculate the cumulative score. Extension of the word hits in each direction are halted when the cumulative alignment score falls off by the quantity X from its maximum achieved value, 10 the cumulative score goes to zero or below due to the accumulation of one or more negative-scoring residue alignments, or the end of either sequence is reached. The BLAST algorithm parameters W, T, and X determine the sensitivity and speed of the alignment. The BLASTN program (for nucleotide sequences) uses as defaults a wordlength (W) of 11, an expectation (E) of 10, a cutoff of 100, M=5, N=-4, and a comparison of both strands. For 15 amino acid sequences, the BLASTP program uses as defaults a wordlength (W) of 3, an expectation (E) of 10, and the BLOSUM62 scoring matrix (see Henikoff & Henikoff, Proc. Nati. Acad. Sci. USA 89: 10915 (1989)). In addition to calculating percent sequence identity, the BLAST algorithm also performs a statistical analysis of the similarity between two sequences (see, e.g., Karlin & 20 Altschul, Proc. Nat'l. Acad. Sci. USA 90: 5873-5787 (1993)). One measure of similarity provided by the BLAST algorithm is the smallest sum probability (P(N)), which provides an indication of the probability by which a match between two nucleotide or amino acid sequences would occur by chance. For example, a test nucleic acid sequence is considered similar to a reference sequence if the smallest sum probability in a comparison of the test 25 nucleotide sequence to the reference nucleotide sequence is less than about 0.1 to less than about 0.001. Thus, in some embodiments of the invention, the smallest sum probability in a comparison of the test nucleotide sequence to the reference nucleotide sequence is less than about 0.001. Another indication that two nucleic acid sequences are substantially identical is that 30 the two molecules hybridize to each other under stringent conditions. The phrase "hybridizing specifically to" refers to the binding, duplexing, or hybridizing of a molecule only to a particular polynucleotide under stringent conditions when that polynucleotide is present in a complex mixture (e.g., total cellular) of DNA or of RNA. "Bind(s) substantially" refers to complementary hybridization between a probe nucleic acid and a target nucleic acid 18 WO 2013/122720 PCT/US2013/022685 and embraces minor mismatches that can be accommodated by reducing the stringency of the hybridization media to achieve the desired detection of the target nucleic acid sequence. "Stringent hybridization conditions" and "stringent hybridization wash conditions" in the context of nucleic acid hybridization experiments such as Southern and Northern 5 hybridizations are sequence dependent, and are different under different environmental parameters. Polynucleotides with longer sequences hybridize specifically at higher temperatures. An extensive guide to the hybridization of nucleic acids is found in Tijssen Laboratory Techniques in Biochemistry and Molecular Biology-Hybridization with Nucleic Acid Probes part I chapter 2 "Overview of principles of hybridization and the strategy of 10 nucleic acid probe assays" Elsevier, New York (1993). Generally, highly stringent hybridization and wash conditions are selected to be about 5"C lower than the thermal melting point (Tm) for the specific sequence at a defined ionic strength and pH. Typically, under "stringent conditions" a probe will hybridize to its target subsequence, but to no other sequences. 15 The Tm is the temperature (under defined ionic strength and pH) at which 50% of the target sequence hybridizes to a perfectly matched probe. Very stringent conditions are selected to be equal to the Tm for a particular probe. An example of stringent hybridization conditions for hybridization of complementary nucleic acids which have more than 100 complementary residues on a filter in a Southern or northern blot is 50% formamide with 1 20 mg of heparin at 42"C, with the hybridization being carried out overnight. An example of highly stringent wash conditions is 0.1 5M NaCl at 72"C for about 15 minutes. An example of stringent wash conditions is a 0.2x SSC wash at 65"C for 15 minutes (see, Sambrook, infra, for a description of SSC buffer). Often, a high stringency wash is preceded by a low stringency wash to remove background probe signal. An example of a medium stringency 25 wash for a duplex of, e.g., more than 100 nucleotides, is 1x SSC at 45"C for 15 minutes. An example of a low stringency wash for a duplex of, e.g., more than 100 nucleotides, is 4-6x SSC at 40"C for 15 minutes. For short probes (e.g., about 10 to 50 nucleotides), stringent conditions typically involve salt concentrations of less than about 1.0 M Na ion, typically about 0.01 to 1.0 M Na ion concentration (or other salts) at pH 7.0 to 8.3, and the temperature 30 is typically at least about 30"C. Stringent conditions can also be achieved with the addition of destabilizing agents such as formamide. In general, a signal to noise ratio of 2x (or higher) than that observed for an unrelated probe in the particular hybridization assay indicates detection of a specific hybridization. 19 WO 2013/122720 PCT/US2013/022685 The following are examples of sets of hybridization/wash conditions that may be used to clone homologous polynucleotides that are substantially identical to reference polynucleotides of the invention. In one embodiment, a reference polynucleotide hybridizes to the "test" polynucleotide in 7% sodium dodecyl sulfate (SDS), 0.5 M NaPO 4 , 1 mM EDTA 5 at 50'C with washing in 2X SSC, 0.1% SDS at 50'C. In another embodiment, the reference polynucleotide hybridizes to the "test" polynucleotide in 7% sodium dodecyl sulfate (SDS), 0.5 M NaPO 4 , 1 mM EDTA at 50'C with washing in IX SSC, 0.1% SDS at 50'C or in 7% sodium dodecyl sulfate (SDS), 0.5 M NaPO 4 , 1 mM EDTA at 50'C with washing in 0.5X SSC, 0.1% SDS at 50'C. In still further embodiments, the reference polynucleotide 10 hybridizes to the "test" polynucleotide in 7% sodium dodecyl sulfate (SDS), 0.5 M NaPO 4 , 1 mM EDTA at 50'C with washing in 0.1X SSC, 0.1% SDS at 50'C, or in 7% sodium dodecyl sulfate (SDS), 0.5 M NaPO 4 , 1 mM EDTA at 50'C with washing in 0.1X SSC, 0.1% SDS at 65 0 C. A further indication that two polynucleotides or two polypeptide sequences are 15 substantially identical is that the protein encoded by the first nucleic acid is immunologically cross reactive with, or specifically binds to, the protein encoded by the second nucleic acid. Thus, a polypeptide is typically substantially identical to a second polypeptide, for example, where the two polypeptides differ only by conservative substitutions. As used herein, "synthetic" refers to a polynucleotide or nucleotide sequence 20 comprising structural characters that are not present in the natural polynucleotide or nucleotide sequence. For example, an artificial sequence that resembles more closely the G+C content and the normal codon distribution of dicot and/or monocot genes is said to be synthetic. A "Vip3 polypeptide" in the context of the invention means a vegetative insecticidal 25 protein (VIP) that is a member of the Vip3 class including for example without limitation, Vip3Aal, Vip3Aa2, Vip3Aa3, Vip3Aal9, Vip3Aa2O, Vip3Afl, Vip3Af2, Vip3Agl, and their homologues. Some structural features that identify a protein as being in the Vip3 class of proteins includes, 1) a size of about 80-88 kDa that is proteolytically processed by insects or trypsin to about a 62-66 kDa toxic core (Lee et al. 2003. Appl. Environ. Microbiol. 30 69:4648-4657); and 2) a highly conserved N-terminal secretion signal which is not naturally processed during secretion in B. thuringiensis and that comprises the amino acid sequence IYGFATGIKDI (SEQ ID NO:114). Non-limiting examples of members of the Vip3 class including those previously mentioned and their respective GenBank accession numbers, U.S. Patent or patent publication number are Vip3Aal (AAC37036), Vip3Aa2 (AAC37037), 20 WO 2013/122720 PCT/US2013/022685 Vip3Aa3 (U.S. Patent 6137033), Vip3Aa4 (AAR81079), Vip3Aa5 (AAR81080), Vip3Aa6 (AAR81081), Vip3Aa7 (AAK95326), Vip3Aa8 (AAK97481), Vip3Aa9 (CAA76665), Vip3AalO (AAN60738), Vip3Aa11 (AAR36859), Vip3Aal2 (AAM22456), Vip3Aal3 (AAL69542), Vip3Aal4 (AAQ12340), Vip3Aal5 (AAP51131), Vip3Aal6 (AAW65132), 5 Vip3Aal7 (U.S. Patent 6603063), Vip3Aal8 (AAX49395), Vip3Aal9 (DQ241674), Vip3Aal9 (DQ539887), Vip3Aa2O (DQ539888), Vip3Aa21 (ABD84410), Vip3Aa22 (AAY41427), Vip3Aa23 (AAY41428), Vip3Aa24 (BI 880913), Vip3Aa25 (EF608501), Vip3Aa26 (EU294496), Vip3Aa27 (EU332167), Vip3Aa28 (FJ494817), Vip3Aa29 (FJ626674), Vip3Aa3O (FJ626675), Vip3Aa31 (FJ626676), Vip3Aa32 (FJ626677), 10 Vip3Aa33 (GU073128), Vip3Aa34 (GU073129), Vip3Aa35 (GU733921), Vip3Aa36 (GU951510), Vip3Aa37 (HM132041), Vip3Aa38 (HM1 17632), Vip3Aa39 (HM1 17631), Vip3Aa4O (HM132042), Vip3Aa41 (HM132043), Vip3Aa42 (HQ587048), Vip3Aa43 (HQ594534), Vip3Aa44 (HQ650163), Vip3Abl (AAR40284), Vip3Ab2 (AAY88247), Vip3Ac1 (U.S. Patent Application Publication 20040128716), Vip3Adl (U.S. Patent 15 Application Publication 20040128716), Vip3Ad2 (CA143276), Vip3Ae l (CA143277), Vip3Afl (US Patent 7,378,493), Vip3Af2 (ADN08753), Vip3Af3 (HM1 17634), Vip3Agl (ADN08758),Vip3Ag2 (FJ556803),Vip3Ag3 (HM 117633), Vip3Ag4 (HQ414237), Vip3Ag5 (HQ542193), Vip3Ahl (DQ832323), Vip3Bal (AAV70653), Vip3Ba2 (HM1 17635), Vip3Bbl (US Patent 7,378,493), Vip3Bb2 (AB030520) and Vip3Bb3 (AD148120). 20 "Homologue" is used herein to mean that the indicated polypeptide bears a defined relationship to other members of the Vip3 class of polypeptides. This defined relationship includes but is not limited to: (1) polypeptides which are at least about 70% to at least about 90% (e.g., 70%, 71%, 72%, 73%, 74%, 75%, 76%, 77%, 78%, 79%, 80%, 81%, 82%, 83%, 84%, 85%, 86%, 87%, 88%, 89%, 90% 91%, 92%, 93%, 94%, 95%, 96%, 97%, 98%, 99%, 25 100%) identical at the sequence level to another member of the Vip3 class of polypeptides while also retaining pesticidal activity; (2) polypeptides which are cross-reactive to antibodies which immunologically recognize another member of the Vip3 class of polypeptides, (3) polypeptides which are cross-reactive with a receptor to another member of the Vip3 class of polypeptides and retain the ability to induce programmed cell death, and (4) 30 polypeptides which are at least about 70% to at least about 90% (e.g., 70%, 71%, 72%, 73%, 74%, 75%, 76%, 77%, 78%, 79%, 80%, 81%, 82%, 83%, 84%, 85%, 86%, 87%, 88%, 89%, 90% 91%, 92%, 93%, 94%, 95%, 96%, 97%, 98%, 99%, 100%) identical at the sequence level to the toxic core region of another member of the Vip3 class of polypeptides while also 21 WO 2013/122720 PCT/US2013/022685 retaining pesticidal activity. Vip3 homologues have been disclosed in WO 98/18932, WO 98/33991, WO 98/00546, and WO 99/57282. Thus, in some embodiments of the invention, the polypeptides are at least 70% identical at the sequence level to another member of the Vip3 class of polypeptides and/or to 5 the toxic core region of another member of the Vip3 class of polypeptides, while also retaining pesticidal activity. In other embodiments of the invention, the polypeptides are at least 80% identical at the sequence level to another member of the Vip3 class of polypeptides and/or to the toxic core region of another member of the Vip3 class of polypeptides, while also retaining pesticidal activity. In still other embodiments, the polypeptides are at least 10 90% identical at the sequence level to another member of the Vip3 class of polypeptides and/or to the toxic core region of another member of the Vip3 class of polypeptides, while also retaining pesticidal activity. Nucleotides are indicated by their bases by the following standard abbreviations: adenine (A), cytosine (C), thymine (T), and guanine (G). Amino acids are likewise indicated 15 by the following standard abbreviations: alanine (Ala; A), arginine (Arg; R), asparagine (Asn; N), aspartic acid (Asp; D), cysteine (Cys; C), glutamine (Gln; Q), glutamic acid (Glu; E), glycine (Gly; G), histidine (His; H), isoleucine (Ile; 1), leucine (Leu; L), lysine (Lys; K), methionine (Met; M), phenylalanine (Phe; F), proline (Pro; P), serine (Ser; S), threonine (Thr; T), tryptophan (Trp; W), tyrosine (Tyr; Y), and valine (Val; V). 20 The invention is based on the discovery that substituting amino acid residues at particular positions identified in a Vip3 polypeptide can alter the pesticidal (e.g., insecticidal) activity of the Vip3 polypeptide in terms of the level of toxicity toward a cell and/or organism against which the Vip3 polypeptide is known to have activity and/or in terms of the particular population that is affected by the polypeptide (e.g., wherein, the species specificity of the 25 polypeptide activity can be modified). Thus, the invention provides modified Vip3 polypeptides and methods of producing and using the modified polypeptides. Accordingly, in one embodiment of the invention an engineered polypeptide having pesticidal activity (e.g., insecticidal) against at least Ostrinia nubilalis (European corn borer, ECB) is provided, wherein the polypeptide comprises an amino acid sequence having at least 30 95% (e.g., 95%, 96%, 97%, 98%, 99%, 99.1%, 99.2%, 99.3%, 99.4%, 99.5%, 99.6%, 99.7%, 99.8%, 99.9%) identity to the amino acid sequence of SEQ ID NO: 1 (Vip3D) and further comprises at least one (e.g., 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, and the like) amino acid mutation at a position that corresponds to a position identified in Table 1, set forth below, or any combination thereof, wherein the mutation improves pesticidal activity against at least 22 WO 2013/122720 PCT/US2013/022685 Ostrinia nubilalis (European corn borer, ECB) compared to the ECB activity of a wild-type polypeptide from which the engineered polypeptide is derived (e.g. SEQ ID NO: 1 (Vip3D)). In a further embodiment of the invention, an engineered polypeptide having pesticidal activity (e.g., insecticidal) against at least Ostrinia nubilalis (European corn borer, ECB) is 5 provided, wherein the polypeptide comprises an amino acid sequence having at least 95% (e.g., 95%, 96%, 97%, 98%, 99%, 99.1%, 99.2%, 99.3%, 99.4%, 99.5%, 99.6%, 99.7%, 99.8%, 99.9%) identity to the amino acid sequence of SEQ ID NO: 1 (Vip3D) and further comprises at least one amino acid mutation at a position identified in Table 1, set forth below, or any combination thereof, wherein the mutation improves pesticidal activity against at least 10 Ostrinia nubilalis (European corn borer, ECB) compared to the ECB activity of a wild-type polypeptide from which the engineered polypeptide is derived (e.g. SEQ ID NO: 1 (Vip3D)). According to another embodiment, the invention includes a modified Vip3 polypeptide comprising a mutation that corresponds to or is at one or more positions disclosed in Table 1, wherein the modified Vip3 polypeptide has a higher specific activity 15 against a target insect pest compared to an unmodified Vip3 polypeptide. Table 1. Positions for amino acid mutations in the engineered polypeptide of claim 1. Numbering of the amino acid residues is based on the amino acid sequence of SEQ ID NO:1 (Vip3D). 20 Essential S200 A257 K284 V358 M362 F581 T633 T663 D672 G689 1699 N700 N704 T706 F707 R708 S712 Y716 S720 T732 V733 S749 1753 N762 N763 T764 G765 L766 V768 R772 G778 1780 N784 Synergist K668 P681 S683 T686 P688 S691 K696 L701 T703 N714 1721 S722 T724 P728 S744 L746 M747 S748 T750 T756 E760 S761 R773 S774 G775 H779 S781 E783 Cryptic Synergist N312 V338 D342 M347 H355 V372 E374 N380 V391 1392 F400 V415 D426 K432 T433 V438 E449 K455 R465 N470 D471 V480 L494 Q495 A496 R501 1503 T504 L514 S532 S543 1544 E546 D547 G580 P591 T600 P605 H608 N613 T614 Y616 1617 H618 N625 Y629 R635 T637 L642 K643 L649 K650 W658 D660 K661 L665 P669 A670 N682 1685 T687 A690 F698 G702 S710 A725 S726 F729 N730 R743 N745 S751 H752 G755 K758 G776 V785 23 WO 2013/122720 PCT/US2013/022685 Accordingly, in some embodiments, an engineered polypeptide is provided that comprises an amino acid sequence having at least 95% (e.g., 95%, 96%, 97%, 98%, 99%, 99.1%, 99.2%, 99.3%, 99.4%, 99.5%, 99.6%, 99.7%, 99.8%, 99.9%) identity to the amino acid sequence of SEQ ID NO:1 (Vip3D) and further comprises at least one amino acid 5 mutation at a position that corresponds to an amino acid position of S200, A257, K284, V358, D660, K661, L665, P669, A670, N682, 1685, T687, A690, F698, G702, S710, A725, S726, F729, N730, R743, N745, S751, H752, G755, K758, G776, V785, M362, F581, T633, T663, D672, G689, 1699, N700, N704, T706, F707, R708, S712, Y716, S720, T732, V733, S749, 1753, N762, N763, T764, G765, L766, V768, R772, G778, 1780, N784, K668, P681, 10 S683, T686, P688, S691, K696, L701, T703, N714, 1721, S722, T724, P728, S744, L746, M747, S748, T750, T756, E760, S761, R773, S774, G775, H779, S781, E783, N312, V338, D342, M347, H355, V372, E374, N380, V391, 1392, F400, V415, D426, K432, T433, V438, E449, K455, R465, N470, D471, V480, L494, Q495, A496, R501, 1503, T504, L514, S532, S543, 1544, E546, D547, G580, P591, T600, P605, H608, N613, T614, Y616, 1617, H618, 15 N625, Y62P, R635, T637, L642, K643, L649, K650, W658, or any combination thereof, in the amino acid sequence of SEQ ID NO: 1, wherein the mutation improves pesticidal (i.e., insecticidal) activity against at least Ostrinia nubilalis (European corn borer, ECB) compared to the ECB activity of the wild-type polypeptide from which the engineered polypeptide is derived (e.g., SEQ ID NO:1). In other embodiments, the at least one amino acid mutation is 20 at position S200, A257, K284, V358, D660, K661, L665, P669, A670, N682, 1685, T687, A690, F698, G702, S710, A725, S726, F729, N730, R743, N745, S751, H752, G755, K758, G776, V785, M362, F581, T633, T663, D672, G689, 1699, N700, N704, T706, F707, R708, S712, Y716, S720, T732, V733, S749, 1753, N762, N763, T764, G765, L766, V768, R772, G778, 1780, N784, K668, P681, S683, T686, P688, S691, K696, L701, T703, N714, 1721, 25 S722, T724, P728, S744, L746, M747, S748, T750, T756, E760, S761, R773, S774, G775, H779, S781, E783, N312, V338, D342, M347, H355, V372, E374, N380, V391, 1392, F400, V415, D426, K432, T433, V438, E449, K455, R465, N470, D471, V480, L494, Q495, A496, R501, 1503, T504, L514, S532, S543, 1544, E546, D547, G580, P591, T600, P605, H608, N613, T614, Y616, 1617, H618, N625, Y62P, R635, T637, L642, K643, L649, K650, W658, 30 or any combination thereof, in the amino acid sequence of SEQ ID NO:1, wherein the mutation improves pesticidal (i.e., insecticidal) activity against at least Ostrinia nubilalis (European corn borer, ECB) compared to the ECB activity of the wild-type polypeptide (SEQ ID NO:1). 24 WO 2013/122720 PCT/US2013/022685 In other embodiments, the invention provides an engineered polypeptide that comprises an amino acid sequence having at least 95% (e.g., 95%, 96%, 97%, 98%, 99%, 99.1%, 99.2%, 99.3%, 99.4%, 99.5%, 99.6%, 99.7%, 99.8%, 99.9%) identity to the amino acid sequence of SEQ ID NO:1 (Vip3D) and further comprises at least one amino acid 5 mutation at a position that corresponds to or is at an amino acid position of V338, K455, R465, S532, 1544, G580, S712, E760, L766, V768 and/or any combination thereof, in SEQ ID NO: 1, wherein the mutation improves pesticidal activity against at least Ostrinia nubilalis (European corn borer, ECB) compared to the ECB activity of the wild-type polypeptide from which the engineered polypeptide is derived (e.g., SEQ ID NO: 1). 10 In still further embodiments, an engineered polypeptide is provided that comprises an amino acid sequence having at least 95% identity to the amino acid sequence of SEQ ID NO:1 (Vip3D) and further comprises at least one amino acid mutation that is a mutation that corresponds to or is a mutation of V338A, V338N, V338T, V338P, V338G, V338W, V338Y, V338S, V338L, V338K, V3381, V338M, V338E, V338C, V338Q, V338F, V338D, K455A, 15 K455N, K455T, K455G, K455I, K455E, R465A, R465N, V465T, V465P, V465G, V465W, V465Y, V465S, V465L, V465K, V4651, V465M, V465E, V465C, V465Q, V465F, V465D, D471A, D471N, D471T, D4711, D471Q, D471V, S532A, S532N, S532Y, S532K, S532M, S532C, S532D, 1544A, 1544N, H608A, H608L, Y629A, Y629W, Y629S, Y629K, Y629E, Y629Q, Y629F, R635A, R635S, K643A, K643S, L649A, L649W, L649S, L649R, S683A, 20 S683N, S683Y, S683K, S683M, S683C, S683D, M747A, M747W, M747Y, M747S, M747K, M747E, M747C, M747Q, L766A, L766T, L766P, L766G, L766W, L766S, L766K, L7661, L766M, L766E, L766C, L766F, L766R, G580A, G580N, G580T, G580P, G580W, G580Y, G580S, G580K, G580M, G580C, G580H, G580L, G580E, K650A, K650N, or any combination thereof, in the amino acid sequence of SEQ ID NO:1, wherein the mutation 25 improves pesticidal (i.e., insecticidal) activity against at least Ostrinia nubilalis (European corn borer, ECB) compared to the ECB activity of the wild-type polypeptide from which the engineered polypeptide is derived (e.g., SEQ ID NO:1). In additional embodiments, an engineered polypeptide is provided that comprises an amino acid sequence having at least 95% identity to the amino acid sequence of SEQ ID 30 NO:1 (Vip3D) and further comprises amino acid mutations that correspond to the amino acid mutations of: a mutation at 1544A and at S712A, a mutation at K455A and at V338A, a mutation at H618A and at T750A, a mutation at L701A and at 1721A, a mutation at S722A and at S781A, a mutation at S761A and at S744A, a mutation at S781A and at S744A, and a mutation at S781A and at T750A, in the amino acid sequence of SEQ ID NO:1, wherein the 25 WO 2013/122720 PCT/US2013/022685 mutation improves pesticidal (i.e., insecticidal) activity against at least Ostrinia nubilalis (European corn borer, ECB) compared to the ECB activity of the wild-type polypeptide from which the engineered polypeptide is derived (e.g., SEQ ID NO:1). In other embodiments, an engineered polypeptide is provided that comprises an amino 5 acid sequence having at least 95% identity to the amino acid sequence of SEQ ID NO:1 (Vip3D) and further comprises at least two (e.g., 2, 3, 4, 5, 6, 7 ,8, 9, 10, and the like) amino acid mutations that are the amino acid mutations of 1544A and S712A, K455A and V338A, H618A and T750A, L701A and 1721A, S722A and S781A, S761A and S744A, S781A and S744A, or S781A and T750A, in the amino acid sequence of SEQ ID NO:1, wherein the 10 mutation improves pesticidal (i.e., insecticidal) activity against at least Ostrinia nubilalis (European corn borer, ECB) compared to the ECB activity of the wild-type polypeptide from which the engineered polypeptide is derived (e.g., SEQ ID NO: 1). Of course, one of skill in the art will realize that these amino acid modifications need not be made in the polypeptides themselves (although chemical synthesis of such 15 polypeptides is well-known to those of skill in the art), but may also be made via mutagenesis of a polynucleotide which encodes such a polypeptide. Means for such polynucleotide mutagenesis are described herein in detail, and exemplary polypeptides constructed using such methods are described in detail in the Examples which follow herein. In further embodiments, the invention provides a recombinant nucleic acid molecule 20 comprising a nucleotide sequence encoding a polypeptide of the invention. In some embodiments, the nucleotide sequence encoding a polypeptide of the invention includes, but is not limited to, the nucleotide sequence of SEQ ID NO:4, the nucleotide sequence of SEQ ID NO:6, the nucleotide sequence of SEQ ID NO:8, the nucleotide sequence of SEQ ID NO:1O, the nucleotide sequence of SEQ ID NO:12, the nucleotide sequence of SEQ ID 25 NO:14, the nucleotide sequence of SEQ ID NO:19, the nucleotide sequence of SEQ ID NO:21, the nucleotide sequence of SEQ ID NO:23, the nucleotide sequence of SEQ ID NO:25, the nucleotide sequence of SEQ ID NO:27, the nucleotide sequence of SEQ ID NO:29, the nucleotide sequence of SEQ ID NO:31, the nucleotide sequence of SEQ ID NO:33, the nucleotide sequence of SEQ ID NO:35, the nucleotide sequence of SEQ ID 30 NO:37, the nucleotide sequence of SEQ ID NO:39, the nucleotide sequence of SEQ ID NO:41, the nucleotide sequence of SEQ ID NO:43, the nucleotide sequence of SEQ ID NO:45, the nucleotide sequence of SEQ ID NO:47, the nucleotide sequence of SEQ ID NO:49, the nucleotide sequence of SEQ ID NO:51, the nucleotide sequence of SEQ ID NO:53, the nucleotide sequence of SEQ ID NO:55, the nucleotide sequence of SEQ ID 26 WO 2013/122720 PCT/US2013/022685 NO:57, the nucleotide sequence of SEQ ID NO:59, the nucleotide sequence of SEQ ID NO:61, the nucleotide sequence of SEQ ID NO:63, the nucleotide sequence of SEQ ID NO:65, the nucleotide sequence of SEQ ID NO:67, the nucleotide sequence of SEQ ID NO:69, the nucleotide sequence of SEQ ID NO:71, the nucleotide sequence of SEQ ID 5 NO:73, the nucleotide sequence of SEQ ID NO:75, the nucleotide sequence of SEQ ID NO:77, the nucleotide sequence of SEQ ID NO:79, the nucleotide sequence of SEQ ID NO:81, the nucleotide sequence of SEQ ID NO:83, the nucleotide sequence of SEQ ID NO:85, the nucleotide sequence of SEQ ID NO:87, the nucleotide sequence of SEQ ID NO:89, the nucleotide sequence of SEQ ID NO:91, the nucleotide sequence of SEQ ID 10 NO:93, the nucleotide sequence of SEQ ID NO:95, the nucleotide sequence of SEQ ID NO:97, the nucleotide sequence of SEQ ID NO:99, the nucleotide sequence of SEQ ID NO:101, the nucleotide sequence of SEQ ID NO:103, the nucleotide sequence of SEQ ID NO:105, the nucleotide sequence of SEQ ID NO:107, the nucleotide sequence of SEQ ID NO:109, the nucleotide sequence of SEQ ID NO:111, the nucleotide sequence of SEQ ID 15 NO:113, the nucleotide sequence of SEQ ID NO:116, the nucleotide sequence of SEQ ID NO:118, the nucleotide sequence of SEQ ID NO:120, the nucleotide sequence of SEQ ID NO:122, the nucleotide sequence of SEQ ID NO:124, the nucleotide sequence of SEQ ID NO:126, the nucleotide sequence of SEQ ID NO:128, the nucleotide sequence of SEQ ID NO:130, or any combination thereof. 20 In still further embodiments, the invention provides a recombinant nucleic acid molecule comprising a nucleotide sequence encoding an engineered polypeptide of the invention. In some embodiments, the invention provides a recombinant nucleic acid molecule comprising a nucleotide sequence encoding the amino acid sequence of SEQ ID NO:3, the 25 amino acid sequence of SEQ ID NO:5, the amino acid sequence of SEQ ID NO:7, the amino acid sequence of SEQ ID NO:9, the amino acid sequence of SEQ ID NO:11, the amino acid sequence of SEQ ID NO:13, the amino acid sequence of SEQ ID NO:18, the amino acid sequence of SEQ ID NO:20, the amino acid sequence of SEQ ID NO:22, the amino acid sequence of SEQ ID NO:24, the amino acid sequence of SEQ ID NO:26, the 30 amino acid sequence of SEQ ID NO:28, the amino acid sequence of SEQ ID NO:30, the amino acid sequence of SEQ ID NO:32, the amino acid sequence of SEQ ID NO:34, the amino acid sequence of SEQ ID NO:36, the amino acid sequence of SEQ ID NO:38, the amino acid sequence of SEQ ID NO:40, the amino acid sequence of SEQ ID NO:42, the amino acid sequence of SEQ ID NO:44, the amino acid sequence of SEQ ID NO:46, the 27 WO 2013/122720 PCT/US2013/022685 amino acid sequence of SEQ ID NO:48, the amino acid sequence of SEQ ID NO:50, the amino acid sequence of SEQ ID NO:52, the amino acid sequence of SEQ ID NO:54, the amino acid sequence of SEQ ID NO:56, the amino acid sequence of SEQ ID NO:58, the amino acid sequence of SEQ ID NO:60, the amino acid sequence of SEQ ID NO:62, the 5 amino acid sequence of SEQ ID NO:64, the amino acid sequence of SEQ ID NO:66, the amino acid sequence of SEQ ID NO:68, the amino acid sequence of SEQ ID NO:70, the amino acid sequence of SEQ ID NO:72, the amino acid sequence of SEQ ID NO:74, the amino acid sequence of SEQ ID NO:76, the amino acid sequence of SEQ ID NO:78, the amino acid sequence of SEQ ID NO:80, the amino acid sequence of SEQ ID NO:82, the 10 amino acid sequence of SEQ ID NO:84, the amino acid sequence of SEQ ID NO:86, the amino acid sequence of SEQ ID NO:88, the amino acid sequence of SEQ ID NO:90, the amino acid sequence of SEQ ID NO:92, the amino acid sequence of SEQ ID NO:94, the amino acid sequence of SEQ ID NO:96, the amino acid sequence of SEQ ID NO:98, the amino acid sequence of SEQ ID NO:100, the amino acid sequence of SEQ ID NO:102, the 15 amino acid sequence of SEQ ID NO:104, the amino acid sequence of SEQ ID NO:106, the amino acid sequence of SEQ ID NO:108, the amino acid sequence of SEQ ID NO:110, the amino acid sequence of SEQ ID NO:112, the amino acid sequence of SEQ ID NO:115, the amino acid sequence of SEQ ID NO:117, the amino acid sequence of SEQ ID NO:119, the amino acid sequence of SEQ ID NO:121, the amino acid sequence of SEQ ID NO:123, the 20 amino acid sequence of SEQ ID NO:125, the amino acid sequence of SEQ ID NO:127, the amino acid sequence of SEQ ID NO:129, or any combination thereof. In other embodiments, a recombinant nucleic acid molecule of this invention comprises a nucleotide sequence of SEQ ID NO:4, the nucleotide sequence of SEQ ID NO:6, the nucleotide sequence of SEQ ID NO:8, the nucleotide sequence of SEQ ID 25 NO:1O, the nucleotide sequence of SEQ ID NO:12, the nucleotide sequence of SEQ ID NO:14, the nucleotide sequence of SEQ ID NO:19, the nucleotide sequence of SEQ ID NO:21, the nucleotide sequence of SEQ ID NO:23, the nucleotide sequence of SEQ ID NO:25, the nucleotide sequence of SEQ ID NO:27, the nucleotide sequence of SEQ ID NO:29, the nucleotide sequence of SEQ ID NO:31, the nucleotide sequence of SEQ ID 30 NO:33, the nucleotide sequence of SEQ ID NO:35, the nucleotide sequence of SEQ ID NO:37, the nucleotide sequence of SEQ ID NO:39, the nucleotide sequence of SEQ ID NO:41, the nucleotide sequence of SEQ ID NO:43, the nucleotide sequence of SEQ ID NO:45, the nucleotide sequence of SEQ ID NO:47, the nucleotide sequence of SEQ ID NO:49, the nucleotide sequence of SEQ ID NO:51, the nucleotide sequence of SEQ ID 28 WO 2013/122720 PCT/US2013/022685 NO:53, the nucleotide sequence of SEQ ID NO:55, the nucleotide sequence of SEQ ID NO:57, the nucleotide sequence of SEQ ID NO:59, the nucleotide sequence of SEQ ID NO:61, the nucleotide sequence of SEQ ID NO:63, the nucleotide sequence of SEQ ID NO:65, the nucleotide sequence of SEQ ID NO:67, the nucleotide sequence of SEQ ID 5 NO:69, the nucleotide sequence of SEQ ID NO:71, the nucleotide sequence of SEQ ID NO:73, the nucleotide sequence of SEQ ID NO:75, the nucleotide sequence of SEQ ID NO:77, the nucleotide sequence of SEQ ID NO:79, the nucleotide sequence of SEQ ID NO:81, the nucleotide sequence of SEQ ID NO:83, the nucleotide sequence of SEQ ID NO:85, the nucleotide sequence of SEQ ID NO:87, the nucleotide sequence of SEQ ID 10 NO:89, the nucleotide sequence of SEQ ID NO:91, the nucleotide sequence of SEQ ID NO:93, the nucleotide sequence of SEQ ID NO:95, the nucleotide sequence of SEQ ID NO:97, the nucleotide sequence of SEQ ID NO:99, the nucleotide sequence of SEQ ID NO:101, the nucleotide sequence of SEQ ID NO:103, the nucleotide sequence of SEQ ID NO:105, the nucleotide sequence of SEQ ID NO:107, the nucleotide sequence of SEQ ID 15 NO:109, the nucleotide sequence of SEQ ID NO:111, the nucleotide sequence of SEQ ID NO:113, the nucleotide sequence of SEQ ID NO:116, the nucleotide sequence of SEQ ID NO:118, the nucleotide sequence of SEQ ID NO:120, the nucleotide sequence of SEQ ID NO:122, the nucleotide sequence of SEQ ID NO:124, the nucleotide sequence of SEQ ID NO:126, the nucleotide sequence of SEQ ID NO:128, the nucleotide sequence of SEQ ID 20 NO:130, or any combination thereof. In some embodiments, the expression of the nucleic acid molecule of the invention results in polypeptides that can be used to control lepidopteran insects that include, but are not limited to, Ostrinia nubilalis (European corn borer), Plutella xylostella (diamondback moth), Spodopterafrugiperda (fall armyworm), Agrotis ipsilon (black cutworm), Agrotis 25 orthogonia (pale western cutworm), Striacosta albicosta (western bean cutworm), Helicoverpa zea (corn earworm), Heliothis virescens (tobacco budworm), Spodoptera exigua (beet armyworm), Helicoverpa punctigera (native budworm), Helicoverpa armigera (cotton bollworm), Manduca sexta (tobacco hornworm), Trichoplusia ni (cabbage looper), Pectinophora gossypiella (pink bollworm), Diatraea grandiosella (southwestern corn borer), 30 Diatraea saccharalis (sugarcane borer), Elasmopalpus lignosellus (lesser cornstalk borer), Psuedoplusia includens (soybean looper), Anticarsia gemmatalis (velvetbean caterpillar), Plathypena scabra (green cloverworm), and Cochylis hospes (banded sunflower moth). In other embodiments, the expression of the nucleic acid molecule of the invention results in polypeptides that can be used to control nematode pests that include, but are not 29 WO 2013/122720 PCT/US2013/022685 limited to, Meloidogyne spp. (for example, Meloidogyne incoginita and Meloidogyne javanica, Meloidogyne hapla, Meloidogyne arenari), Heterodera spp. (for example, Heterodera glycines, Heterodera carotae, Heterodera schachtii, Heterodora avenae and Heterodora trifolii), Globodera spp. (for example, Globodera rostochiensis), Radopholus 5 spp. (for example, Radopholus similes), Rotylenchulus spp., Pratylenchus spp. (for example, Pratylenchus neglectans and Pratylenchus penetrans), Aphelenchoides spp., Helicotylenchus spp., Hoplolaimus spp., Paratrichodorus spp., Longidorus spp., Nacobbus spp., Subanguina spp. Belonlaimus spp., Criconemella spp., Criconemoides spp. Ditylenchus spp., Ditylenchus dipsaci, Dolichodorus spp., Hemicriconemoides spp., Hemicycliophora spp., Hirschmaniella 10 spp., Hypsoperine spp., Macroposthonia spp., Melinius spp., Punctodera spp., Quinisulcius spp., Scutellonema spp., Xiphinema spp., Tylenchorhynchus spp. and/or any combination thereof. In other embodiments, the nucleic acid molecule further comprises a heterologous promoter sequence operatively linked to the nucleotide sequence of the invention. Thus, as 15 an example, the engineered Vip3 nucleotide sequences of the invention can be operatively fused to a variety of promoters for expression in host cells (e.g., plant cells). The promoters can include, for example, constitutive, inducible, temporally regulated, developmentally regulated, chemically regulated, tissue-preferred and tissue-specific promoters to prepare recombinant DNA molecules, i.e., chimeric genes. 20 A "promoter" is an untranslated DNA sequence upstream of a coding region that contains the binding site for RNA polymerase and initiates transcription of the DNA. A "promoter region" can also include other elements that act as regulators of gene expression. In particular aspects, a "promoter" useful with this invention is a promoter capable of initiating transcription of a nucleotide sequence in a cell of a plant. 25 The choice of promoter will vary depending on the temporal and spatial requirements for expression, and also depending on the host cell to be transformed. Thus, for example, expression of the nucleotide sequences of this invention can be in any plant and/or plant part, (e.g., in leaves, in stalks or stems, in ears, in inflorescences (e.g. spikes, panicles, cobs, etc.)), in roots, and/or seedlings, and the like). In many cases, however, protection against more 30 than one type of insect pest is sought, and thus expression in multiple tissues is desirable. Although many promoters from dicotyledons have been shown to be operational in monocotyledons and vice versa, ideally dicotyledonous promoters are selected for expression in dicotyledons, and monocotyledonous promoters for expression in monocotyledons. 30 WO 2013/122720 PCT/US2013/022685 However, there is no restriction to the provenance of selected promoters; it is sufficient that they are operational in driving the expression of polynucleotides in the desired cell. Promoters useful with this invention include those that drive expression of a polynucleotide constitutively, those that drive expression when induced, and those that drive 5 expression in a tissue- or developmentally-specific manner. These various types of promoters are known in the art. Examples of constitutive promoters include, but are not limited to, cestrum virus promoter (cmp) (U.S. Patent No. 7,166,770), the rice actin 1 promoter (Wang et al. (1992) Mol. Cell. Biol. 12:3399-3406; as well as US Patent No. 5,641,876), CaMV 35S promoter 10 (Odell et al. (1985) Nature 313:810-812), CaMV 19S promoter (Lawton et al. (1987) Plant Mol. Biol. 9:315-324), nos promoter (Ebert et al. (1987) Proc. Natl. Acad. Sci USA 84:5745 5749), Adh promoter (Walker et al. (1987) Proc. Natl. A cad. Sci. USA 84:6624-6629), sucrose synthase promoter (Yang & Russell (1990) Proc. Natl. Acad. Sci. USA 87:4144 4148), and the ubiquitin promoter. The constitutive promoter derived from ubiquitin 15 accumulates in many cell types. Ubiquitin promoters have been cloned from several plant species for use in transgenic plants, for example, sunflower (Binet et al., 1991. Plant Science 79: 87-94), maize (Christensen et al., 1989. Plant Molec. Biol. 12: 619-632), and arabidopsis (Norris et al. 1993. Plant Molec. Biol. 21:895-906). The maize ubiquitin promoter (UbiP) has been developed in transgenic monocot systems and its sequence and vectors constructed 20 for monocot transformation are disclosed in the patent publication EP 0 342 926. The ubiquitin promoter is suitable for the expression of a polynucleotide of the invention in transgenic plants, especially monocotyledons. Further, the promoter expression cassettes described by McElroy et al. (Mol. Gen. Genet. 231: 150-160 (1991)) can be easily modified for the expression of the polynucleotide of the invention and are particularly suitable for use 25 in monocotyledonous hosts. In some embodiments, tissue specific promoters can be used. Tissue specific expression patterns include, but are not limited to, green tissue specific, root specific, stem specific, and flower specific. Promoters suitable for expression in green tissue include many that regulate genes involved in photosynthesis and many of these have been cloned from both 30 monocotyledons and dicotyledons. In one embodiment, a promoter useful with this invention is the maize PEPC promoter from the phosphoenol carboxylase gene (Hudspeth & Grula, Plant Molec. Biol. 12:579-589 (1989)). Non-limiting examples of tissue-specific promoters include those associated with genes encoding the seed storage proteins (such as D conglycinin, cruciferin, napin and phaseolin), zein or oil body proteins (such as oleosin), or 31 WO 2013/122720 PCT/US2013/022685 proteins involved in fatty acid biosynthesis (including acyl carrier protein, stearoyl-ACP desaturase and fatty acid desaturases (fad 2-1)), and other nucleic acids expressed during embryo development (such as Bce4, see, e.g., Kridl et al. (1991) Seed Sci. Res. 1:209-219; as well as EP Patent No. 255378). Tissue-specific or tissue-preferential promoters useful for the 5 expression of polynucleotides encoding the novel pesticidal polypeptides of the invention in plants, particularly maize, are those that direct expression in root, pith, leaf or pollen. Such promoters are disclosed in WO 93/07278, herein incorporated by reference in its entirety. Other tissue specific promoters useful with the invention include the cotton rubisco promoter disclosed in US Patent 6,040,504; the rice sucrose synthase promoter disclosed in US Patent 10 5,604,121; the root specific promoter described by de Framond (FEBS 290:103-106 (1991); EP 0 452 269 to Ciba- Geigy); the stem specific promoter described in U.S. Patent 5,625,136 (to Ciba-Geigy) and which drives expression of the maize trpA gene; and the cestrum yellow leaf curling virus promoter disclosed in WO 01/73087, all incorporated by reference Additional examples of tissue-specific promoters include, but are not limited to, the 15 root-specific promoters RCc3 (Jeong et al. Plant Physiol. 153:185-197 (2010)) and RB7 (U.S. Patent No. 5459252), the lectin promoter (Lindstrom et al. (1990) Der. Genet. 11:160-167; and Vodkin (1983) Prog. Clin. Biol. Res. 138:87-98), corn alcohol dehydrogenase 1 promoter (Dennis et al. (1984) Nucleic Acids Res. 12:3983-4000), S-adnosy-L-methionine synthetase (SAMS) (Vander Mijnsbrugge et al. (1996) Plant and Cell Physiology, 37(8):1108-1115), 20 corn light harvesting complex promoter (Bansal et al. (1992) Proc. Natl. Acad. Sci. USA 89:3654-3658), corn heat shock protein promoter (O'Dell et al. (1985) EMBO J. 5:451-458; and Rochester et al. (1986) EMBO J. 5:451-458), pea small subunit RuBP carboxylase promoter (Cashmore, "Nuclear genes encoding the small subunit of ribulose-1,5-bisphosphate carboxylase" pp. 29-39 In: Genetic Engineering ofPlants (Hollaender ed., Plenum Press 25 1983; and Poulsen et al. (1986) Mol. Gen. Genet. 205:193-200), Ti plasmid mannopine synthase promoter (Langridge et al. (1989) Proc. Natl. A cad. Sci. USA 86:3219-3223), Ti plasmid nopaline synthase promoter (Langridge et al. (1989), supra), petunia chalcone isomerase promoter (van Tunen et al. (1988) EMBO J. 7:1257-1263), bean glycine rich protein 1 promoter (Keller et al. (1989) Genes Dev. 3:1639-1646), truncated CaMV 35S 30 promoter (O'Dell et al. (1985) Nature 313:810-812), potato patatin promoter (Wenzler et al. (1989) Plant Mol. Biol. 13:347-354), root cell promoter (Yamamoto et al. (1990) Nucleic Acids Res. 18:7449), maize zein promoter (Kriz et al. (1987) Mol. Gen. Genet. 207:90-98; Langridge et al. (1983) Cell 34:1015-1022; Reina et al. (1990) Nucleic Acids Res. 18:6425; Reina et al. (1990) Nucleic Acids Res. 18:7449; and Wandelt et al. (1989) Nucleic Acids Res. 32 WO 2013/122720 PCT/US2013/022685 17:2354), globulin-1 promoter (Belanger et al. (1991) Genetics 129:863-872), a-tubulin cab promoter (Sullivan et al. (1989) Mol. Gen. Genet. 215:431-440), PEPCase promoter (Hudspeth & Grula (1989) Plant Mol. Biol. 12:579-589), R gene complex-associated promoters (Chandler et al. (1989) Plant Cell 1:1175-1183), and chalcone synthase promoters 5 (Franken et al. (1991) EMBO J. 10:2605-2612). Particularly useful for seed-specific expression is the pea vicilin promoter (Czako et al. (1992) Mol. Gen. Genet. 235:33-40; as well as the seed-specific promoters disclosed in U.S. Patent No. 5,625,136). Other useful promoters for expression in mature leaves are those that are switched on at the onset of senescence, such as the SAG promoter from Arabidopsis (Gan et al. (1995) 10 Science 270:1986-1988). In addition, promoters functional in plastids can be used. Non-limiting examples of such promoters include the bacteriophage T3 gene 9 5' UTR and other promoters disclosed in U.S. Patent No. 7,579,516. Other promoters useful with the invention include but are not limited to the S-E9 small subunit RuBP carboxylase promoter and the Kunitz trypsin 15 inhibitor gene promoter (Kti3). In some embodiments of this invention, inducible promoters can be used. Regulation of the expression of polynucleotides of the invention via promoters that are chemically regulated enables, for example, the Vip3 polypeptides to be synthesized only when the crop plants are treated with the inducing chemicals. Examples of inducible promoters include, but 20 are not limited to, tetracycline repressor system promoters, Lac repressor system promoters, copper-inducible system promoters, salicylate-inducible system promoters (e.g., the PRIa system), glucocorticoid-inducible promoters (Aoyama et al. (1997) Plant J. 11:605-612), and ecdysone-inducible system promoters. Other inducible promoters include ABA- and turgor inducible promoters, the auxin-binding protein gene promoter (Schwob et al. (1993) Plant J. 25 4:423-432), the UDP glucose flavonoid glycosyl-transferase promoter (Ralston et al. (1988) Genetics 119:185-197), the MPI proteinase inhibitor promoter (Cordero et al. (1994) PlantJ. 6:141-150), and the glyceraldehyde-3 -phosphate dehydrogenase promoter (Kohler et al. (1995) PlantMol. Biol. 29:1293-1298; Martinez et al. (1989) J. Mol. Biol. 208:551-565; and Quigley et al. (1989) J. Mol. Evol. 29:412-421). Also included are the benzene 30 sulphonamide-inducible (US Patent No. 5,364,780) and alcohol-inducible (Int'l Patent Application Publication Nos. WO 97/06269 and WO 97/06268) systems and glutathione S transferase promoters. Likewise, one can use any of the inducible promoters described in Gatz (1996) Current Opinion Biotechnol. 7:168-172 and Gatz (1997) Annu. Rev. Plant Physiol. Plant Mol. Biol. 48:89-108. Other chemically inducible promoters useful for 33 WO 2013/122720 PCT/US2013/022685 directing the expression of genes encoding the novel pesticidal polypeptides of the invention in plants are disclosed in US Patent 5,614,395 herein incorporated by reference in its entirety. Chemical induction of gene expression is also detailed in the published application EP 0 332 104 (to Ciba- Geigy) and U.S. Patent 5,614,395. In some embodiments, a promoter for 5 chemical induction can be the tobacco PR-i a promoter. Additional aspects of this invention provide polynucleotides of the invention operatively linked to a promoter that is wound inducible or inducible by pathogen/pest attack. Numerous promoters have been described which are expressed at wound sites and/or at the sites of attack. Ideally, such a promoter should be active only locally at the sites of attack, 10 and in this way the pesticidal polypeptides only accumulate in cells that need to synthesize the pesticidal polypeptides to kill the invading pest. Such promoters include, but are not limited to, those described by Stanford et al., Mol. Gen. Genet. 215:200-208 (1989), Xu et al. Plant Molec. Biol. 22:573-588 (1993), Logemann et al. Plant Cell 1:151-158 (1989), Rohrmeier & Lehle, Plant Molec. Biol. 22:783-792 (1993), Firek et al. Plant Molec. Biol. 15 22:129-142 (1993), and Warner et al. Plant J. 3:191-201 (1993). In further embodiments, a nucleic acid molecule of the invention can be comprised within a recombinant vector. Vectors for use in transformation of plants and other organisms are well known in the art. In still further embodiments, the invention provides transgenic non-human host cell 20 comprising the nucleic acid molecules of the invention. The non-human host cell can include, but is not limited to, a plant cell, a bacterial cell, a yeast cell, or an insect cell. Accordingly, in some embodiments, the invention provides a bacterial cell comprising the nucleic acid molecules of the invention. In a further embodiment, the invention provides a yeast cell comprising the nucleic acid molecules of the invention. In still further 25 embodiments, the invention provides a plant cell comprising the nucleic acid molecules of the invention. Thus, for example, as biological insect control agents, the pesticidal polypeptides of the invention can be produced by expression of the polynucleotides encoding the polypeptides of the invention in heterologous host cells capable of expressing the 30 polynucleotides. Thus, for example, in one embodiment, a B. thuringiensis cell comprising one or more poynucleotides of the invention is provided. In some embodiments, at least one polynucleotide of the invention is inserted into an expression cassette, comprising the necessary elements for expression of the polynucleotide. An expression cassette can include, but is not limited to, a promoter and termination signals. 34 WO 2013/122720 PCT/US2013/022685 Expression of a polynucleotide in an expression cassette can be constitutive, or it can be inducible, depending on the choice of promoter, as discussed above. In some embodiments, an inducible promoter that can respond to various types of stimuli to initiate transcription can be used. In some embodiments, a cell in which the pesticidal polypeptide can be expressed is 5 a cell from a microorganism, such as a bacteria or a fungus. In another embodiment, a virus, such as a baculovirus, contains a polynucleotide of the invention in its genome and expresses large amounts of the corresponding pesticidal polypeptide after infection of eukaryotic cells suitable for virus replication and expression of the polynucleotide. The pesticidal polypeptide thus produced can be used as a pesticidal, insecticidal and/or nematicidal agent. 10 Alternatively, baculoviruses engineered to include one or more polynucleotides of this invention can be used to infect insects in vivo and kill them either by expression of the pesticidal polypeptide or by a combination of viral infection and expression of the pesticidal polypeptide. In another embodiment, a polynucleotide of this invention can be introduced into a 15 non-pathogenic self-replicating virus. As previously discussed, bacterial cells also can be hosts for the expression of the polynucleotides of the invention. In one embodiment, non-pathogenic symbiotic bacteria, which are able to live and replicate within plant tissues, so-called endophytes, or non pathogenic symbiotic bacteria that are capable of colonizing the phyllosphere or the 20 rhizosphere, (e.g., epiphytes) can be used. Such bacteria include, but are not limited to, bacteria of the genera Agrobacterium, Alcaligenes, Azospirillum, Azotobacter, Bacillus, Clavibacter, Enterobacter, Erwinia, Flavobacter, Klebsiella, Pseudomonas, Rhizobium, Serratia, Streptomyces and Xanthomonas. Symbiotic fungi, such as Trichoderma and Gliocladium also can be hosts for expression of one or more polynucleotides of this 25 invention. Techniques for the transformation of the various organisms/host cells are known in the art. For example, the expression vectors pKK223-3 and pKK223-2 can be used to express heterologous genes in E. coli, either in transcriptional or translational fusion, behind a tac or trc promoter. For the expression of operons encoding multiple ORFs, one procedure is 30 to insert the operon into a vector such as pKK223- 3 in transcriptional fusion, allowing the cognate ribosome binding site of the heterologous genes to be used. Techniques for overexpression in gram-positive species such as Bacillus are also known in the art and can be used in the context of this invention (Quax et al. In: Industrial Microorganisms:Basic and Applied Molecular Genetics, Eds. Baltz et al., American Society for Microbiology, 35 WO 2013/122720 PCT/US2013/022685 Washington (1993)). Alternate systems for overexpression rely, for example, on yeast vectors and include the use of Pichia, Saccharomyces and/or Kluyveromyces (Sreekrishna, In: Industrial Microorganisms:Basic and Applied Molecular Genetics,, Baltz, Hegeman, and Skatrud eds., American Society for Microbiology, Washington (1993); Dequin & Barre, 5 Biotechnology L2:173- 177 (1994); van den Berg et al., Biotechnology 8:135-139 (1990)). In other embodiments, one or more of the pesticidal polypeptides of the invention can be expressed in a higher organism, e.g., a plant. Thus, in some aspects of the invention, a transgenic plant comprising cells that further comprise the polynucleotides and/or the nucleic acid molecules of the invention is provided. Methods of producing transgenic plant cells and 10 transgenic plants are well known in the art, as discussed below. In some embodiments, transgenic plants expressing effective amounts of the pesticidal polypeptides can protect themselves from insect pests. Thus, when the insect begins to feed on a transgenic plant of this invention, it ingests the expressed polypeptides. Ingesting the pesticidal polypeptide can deter the insect from further biting into the plant 15 tissue or can even harm or kill the insect. In some embodiments, a polynucleotide of the invention can be stably integrated into the genome of a plant cell, thus stably transforming the plant cell. In some embodiments, wherein a plant cell, plant part, or tissue culture is stably transformed, a stably transformed plant can be regenerated therefrom. In other embodiments of this invention, a plant can be 20 transiently transformed. "Transformation" is a process for introducing one or more heterologous polynucleotides into a host cell or organism. "Transient transformation" in the context of a nucleic acid means that a nucleic acid is introduced into the cell and does not integrate into the genome of the cell. 25 "Stable transformation" or "stably transformed" as used herein means that a nucleic acid that is introduced into a cell and integrates into the genome of the cell. As such, the integrated nucleic acid is capable of being inherited by the progeny thereof, more particularly, by the progeny of multiple successive generations. The genome as used herein also includes the plastid genome, and therefore includes integration of the nucleic acid into, 30 for example, the chloroplast genome. Stable transformation as used herein can also refer to a transgene that is maintained extrachromosomally, for example, as a minichromosome. By "stably introducing" or "stably introduced" in the context of a nucleic acid introduced into a cell is intended that the introduced nucleic acid is stably incorporated 36 WO 2013/122720 PCT/US2013/022685 (integrated) into the genome of the cell, and thus the cell is stably transformed with the nucleic acid. "Introducing" in the context of a polynucleotide of interest means presenting to the plant the polynucleotide in such a manner that the polynucleotide gains access to the interior 5 of a host cell (e.g., plant cell, bacterial cell, fungal cell, and the like). Where more than one polynucleotide is to be introduced, these polynucleotides can be assembled as part of a single polynucleotide or nucleic acid construct, or as separate polynucleotide or nucleic acid constructs, and can be located on the same or different transformation vectors. Further, these polynucleotides can be introduced into cells in a single transformation event, in separate 10 transformation events, or, for example, as part of a breeding protocol. "Transformed," "transgenic" or "recombinant" refer to a host organism such as a bacterium or a plant into which a heterologous nucleic acid molecule has been introduced. The nucleic acid molecule can be stably integrated into the genome of the host or the nucleic acid molecule can also be present as an extrachromosomal molecule. Such an 15 extrachromosomal molecule can be auto-replicating. Transformed cells, tissues, or plants are understood to encompass not only the end product of a transformation process, but also transgenic progeny thereof. A "non-transformed", "non-transgenic", or "non- recombinant" host refers to a wild-type organism, e.g., a bacterium or plant, which does not contain a heterologous nucleic acid molecule. 20 A polynucleotide of this invention can be expressed in transgenic plants resulting in the biosynthesis of the corresponding pesticidal polypeptide in the transgenic plants. In this way, transgenic plants with enhanced resistance to pests (e.g., insects) can be generated. For their expression in transgenic plants, the polynucleotide of the invention may require modification and optimization for expression in a plant. Although in many cases, genes from 25 microbial organisms can be expressed in plants at high levels without modification, low expression in transgenic plants may result from sequences of microbial polynucleotides having codons that are not preferred in plants. It is known in the art that all organisms have specific preferences for codon usage, and the codons of the nucleotide sequences described in this invention can be changed to conform with plant preferences, while maintaining the 30 amino acids encoded thereby. Furthermore, high expression in plants can be achieved from coding sequences that have at least about 35% GC content, more than about 45% GC content, more than about 50% GC content, or more than about 60% GC content. Microbial polynucleotides that have low GC content may express poorly in plants due to the existence of ATTTA motifs that may destabilize messages and AATAAA motifs that may cause 37 WO 2013/122720 PCT/US2013/022685 inappropriate polyadenylation. Additionally, although a polynucleotide of interest may be adequately expressed in both monocotyledonous and dicotyledonous plant species, a polynucleotide can be modified to account for the specific codon preferences and GC content preferences of monocotyledons or dicotyledons as these preferences have been shown to 5 differ (Murray et al., Nucl. Acids Res. 17:477-498 (1989)). In addition, the nucleotide sequences can be screened for the existence of illegitimate splice sites that may cause message truncation. All changes required to be made within the nucleotide sequences such as those described above can be made using well known techniques of site directed mutagenesis, PCR, and/or synthetic gene construction using the methods described in, for 10 example, the published patent applications EP 0 385 962, EP 0 359 4721, and WO 93/07278. Accordingly, in one embodiment of the invention, a vip3E nucleotide sequence (e.g., SEQ ID NO:4) can be designed and optimized for expression in plants (SEQ ID NO:454) according to the procedure disclosed in U.S. Patent 5,625,136, herein incorporated by reference. In this procedure, maize preferred codons, i.e., the single codon which most 15 frequently encodes that amino acid in maize, are used. The maize preferred codon for a particular amino acid may be derived, for example, from known gene sequences from maize. Maize codon usage for 28 genes from maize plants is found, for example, in Murray et al. (Nucleic Acids Research 17:477-498 (1989)), the disclosure of which is incorporated herein by reference. In this manner, the nucleotide sequences can be optimized for expression in 20 any plant. It is recognized that all or any part of the nucleotide sequence may be optimized or synthetic. That is, synthetic or partially optimized sequences may also be used. For efficient initiation of translation, sequences adjacent to the initiating methionine may be modified. For example, they can be modified by the inclusion of sequences known to be effective in plants. Joshi has suggested an appropriate consensus for plants (Nucleic Acids 25 Research 15:6643-6653 (1987)) and Clonetech suggests a further consensus translation initiator (1993/1994 catalog, page 210). These consensuses are suitable for use with the nucleotide sequences of this invention. The sequences are incorporated into constructions comprising the nucleotide sequences, up to and including the ATG (whilst leaving the second amino acid unmodified), or alternatively up to and including the GTC subsequent to the ATG 30 (with the possibility of modifying the second amino acid of the transgene). In addition to the selection of a suitable promoter, constructions for expression of a pesticidal polypeptide in plants can require an appropriate transcription terminator to be attached downstream of the heterologous nucleotide sequence. Several such terminators are 38 WO 2013/122720 PCT/US2013/022685 available and known in the art (e.g. tml from CaMV, E9 from rbcS). Any available terminator known to function in plants can be used in the context of this invention. Numerous other sequences can be incorporated into expression cassettes and/or nucleic acid molecules of the invention. These include sequences that have been shown to 5 enhance expression such as intron sequences (e.g. from Adhl and bronzel) and viral leader sequences (e.g. from TMV, MCMV and AMV). In some embodiments, the expression of the polynucleotides of the invention can be targeted to different cellular localizations in the plant. In some embodiments, localization in the cytosol may be desirable, whereas in other embodiments, localization in some subcellular 10 organelle may be desired. Subcellular localization of transgene-encoded enzymes is undertaken using techniques well known in the art. Typically, the DNA encoding the target peptide from a known organelle-targeted gene product is manipulated and fused upstream of the polynucleotide sequence. Many such target sequences are known for the chloroplast and their functioning in heterologous constructions has been shown. The expression of the 15 polynucleotides of the invention also can be targeted to the endoplasmic reticulum or to the vacuoles of the host cells. Techniques for targeting nucleotide sequences to particular organelles are well known in the art. Procedures for transforming plants are well known and routine in the art and are described throughout the literature. Non-limiting examples of methods for transformation of 20 plants include transformation via bacterial-mediated nucleic acid delivery (e.g., via Agrobacteria), viral-mediated nucleic acid delivery, silicon carbide or nucleic acid whisker mediated nucleic acid delivery, liposome mediated nucleic acid delivery, microinjection, microparticle bombardment, calcium-phosphate-mediated transformation, cyclodextrin mediated transformation, electroporation, nanoparticle-mediated transformation, sonication, 25 infiltration, PEG-mediated nucleic acid uptake, as well as any other electrical, chemical, physical (mechanical) and/or biological mechanism that results in the introduction of nucleic acid into the plant cell, including any combination thereof. General guides to various plant transformation methods known in the art include Miki et al. ("Procedures for Introducing Foreign DNA into Plants" in Methods in Plant Molecular Biology and Biotechnology, Glick, 30 B. R. and Thompson, J. E., Eds. (CRC Press, Inc., Boca Raton, 1993), pages 67-88) and Rakowoczy-Trojanowska (Cell. Mol. Biol. Lett. 7:849-858 (2002)). For Agrobacterium-mediated transformation, binary vectors or vectors carrying at least one T-DNA border sequence are suitable, whereas for direct gene transfer (e.g., particle bombardment and the like) any vector is suitable and linear DNA containing only the 39 WO 2013/122720 PCT/US2013/022685 construction of interest can be used. In the case of direct gene transfer, transformation with a single DNA species or co-transformation can be used (Schocher et al., Biotechnology 4:1093 1096 (1986)). For both direct gene transfer and Agrobacterium-mediated transfer, transformation is usually (but not necessarily) undertaken with a selectable marker that may 5 be a positive selection (Phosphomannose Isomerase), provide resistance to an antibiotic (kanamycin, hygromycin or methotrexate) or a herbicide (glyphosate or basta). However, the choice of selectable marker is not critical to the invention. Agrobacterium-mediated transformation is a commonly used method for transforming plants, in particular, dicot plants, because of its high efficiency of transformation and because 10 of its broad utility with many different species. Agrobacterium-mediated transformation typically involves transfer of the binary vector carrying the foreign DNA of interest to an appropriate Agrobacterium strain that may depend on the complement of vir genes carried by the host Agrobacterium strain either on a co-resident Ti plasmid or chromosomally (Uknes et al. (1993) Plant Cell 5:159-169). The transfer of the recombinant binary vector to 15 Agrobacterium can be accomplished by a triparental mating procedure using Escherichia coli carrying the recombinant binary vector, a helper E. coli strain that carries a plasmid that is able to mobilize the recombinant binary vector to the target Agrobacterium strain. Alternatively, the recombinant binary vector can be transferred to Agrobacterium by nucleic acid transformation (Hdfgen & Willmitzer (1988) Nucleic Acids Res. 16:9877). 20 Transformation of a plant by recombinant Agrobacterium usually involves co cultivation of the Agrobacterium with explants from the plant and follows methods well known in the art. Transformed tissue is regenerated on selection medium carrying an antibiotic or herbicide resistance marker between the binary plasmid T-DNA borders. As discussed previously, another method for transforming plants, plant parts and plant 25 cells involves propelling inert or biologically active particles at plant tissues and cells. See, e.g., US Patent Nos. 4,945,050; 5,036,006 and 5,100,792. Generally, this method involves propelling inert or biologically active particles at the plant cells under conditions effective to penetrate the outer surface of the cell and afford incorporation within the interior thereof. When inert particles are utilized, the vector can be introduced into the cell by coating the 30 particles with the vector containing the nucleic acid of interest. Alternatively, a cell or cells can be surrounded by the vector so that the vector is carried into the cell by the wake of the particle. Biologically active particles (e.g., a dried yeast cell, a dried bacterium or a bacteriophage, each containing one or more nucleic acids sought to be introduced) also can be propelled into plant tissue. 40 WO 2013/122720 PCT/US2013/022685 In another embodiment, a polynucleotide of the invention can be directly transformed into the plastid genome. A major advantage of plastid transformation is that plastids are generally capable of expressing bacterial genes without substantial modification, and plastids are capable of expressing multiple open reading frames under control of a single promoter. 5 Plastid transformation technology is extensively described in U.S. Patent Nos. 5,451,513, 5,545,817, and 5,545,818, in PCT application no. WO 95/16783, and in McBride et al. (1994) Proc. Nati. A cad. Sci. USA 91, 7301-7305. The basic technique for chloroplast transformation involves introducing regions of cloned plastid DNA flanking a selectable marker together with the gene of interest into a suitable target tissue, e.g., using biolistics or 10 protoplast transformation (e.g., calcium chloride or PEG mediated transformation). The 1 to 1.5 kb flanking regions, termed targeting sequences, facilitate homologous recombination with the plastid genome and thus allow the replacement or modification of specific regions of the plastome. Initially, point mutations in the chloroplast 16S rRNA and rpsl2 genes conferring resistance to spectinomycin and/or streptomycin can be utilized as selectable 15 markers for transformation (Svab, Z., Hajdukiewicz, P., and Maliga, P. (1990) Proc. Natl. Acad. Sci. USA 87, 8526-8530; Staub, J. M., and Maliga, P. (1992) Plant Cell 4, 39-45). The presence of cloning sites between these markers allows creation of a plastid targeting vector for introduction of foreign genes (Staub, J.M., and Maliga, P. (1993) EMBO J. 12, 601-606). Substantial increases in transformation frequency can be obtained by replacement of the 20 recessive rRNA or r-protein antibiotic resistance genes with a dominant selectable marker, the bacterial aadA gene encoding the spectinomycin-cletoxifying enzyme aminoglycoside- 3' adenyltransf erase (Svab, Z., and Maliga, P. (1993) Proc. Natl. Acad. Sci. USA 90, 913-917). Previously, this marker had been used successfully for high-frequency transformation of the plastid genome of the green alga Chlamydomonas reinhardtii (Goldschmidt-Clermont, M. 25 (1991) Nucl. Acids Res. 19:4083-4089). Other selectable markers useful for plastid transformation are known in the art and encompassed within the scope of the invention. Typically, approximately 15-20 cell division cycles following transformation are required to reach a homoplastidic state. Plastid expression, in which genes are inserted by homologous recombination into all of the several thousand copies of the circular plastid genome present in 30 each plant cell, takes advantage of the enormous copy number advantage over nuclear expressed genes to permit expression levels that can readily exceed 10% of the total soluble plant protein. In one embodiment, a polynucleotide of the invention can be inserted into a plastid-targeting vector and transformed into the plastid genome of a desired plant host. 41 WO 2013/122720 PCT/US2013/022685 Thus, plants homoplastic for plastid genomes containing a nucleotide sequence of the invention can be obtained, which are capable of high expression of the polynucleotide. Methods of selecting for transformed, transgenic plants, plant cells and/or plant tissue culture are routine in the art and can be employed in the methods of the invention provided 5 herein. Further, as is well known in the art, intact transgenic plants can be regenerated from transformed plant cells, plant tissue culture and/or cultured protoplasts using any of a variety of known techniques. Plant regeneration from plant cells, plant tissue culture and/or cultured protoplasts is described, for example, in Evans et al. (Handbook ofPlant Cell Cultures, Vol. 10 1, MacMilan Publishing Co. New York (1983)); and Vasil I. R. (ed.) (Cell Culture and Somatic Cell Genetics ofPlants, Acad. Press, Orlando, Vol. 1 (1984), and Vol. 11 (1986)). Additionally, the genetic properties engineered into the transgenic seeds and plants, plant parts, and/or plant cells of the invention described above can be passed on by sexual reproduction or vegetative growth and therefore can be maintained and propagated in 15 progeny plants. Generally, maintenance and propagation make use of known agricultural methods developed to fit specific purposes such as harvesting, sowing or tilling. A polynucleotide therefore can be introduced into the plant, plant part and/or plant cell in any number of ways that are well known in the art, as described above. Therefore, no particular method for introducing one or more polynucleotides into a plant is relied upon, 20 rather any method that allows the one or more polynucleotides to gain access to the interior of at least one cell of the plant can be used. Where more than one polynucleotides is to be introduced, the respective polynucleotides can be assembled as part of a single nucleic acid molecule, or as separate nucleic acid molecules, and can be located on the same or different nucleic acid molecules. Accordingly, the polynucleotides can be introduced into the cell of 25 interest in a single transformation event, in separate transformation events, or, for example, in plants, as part of a breeding protocol. In some embodiments of this invention, the introduced nucleic acid molecule may be maintained in the plant cell stably if it is incorporated into a non-chromosomal autonomous replicon or integrated into the plant chromosome(s). Alternatively, the introduced nucleic 30 acid molecule may be present on an extra-chromosomal non-replicating vector and be transiently expressed or transiently active. Whether present in an extra-chromosomal non replicating vector or a vector that is integrated into a chromosome, the nucleic acid molecule can be present in a plant expression cassette. A plant expression cassette can contain regulatory sequences that drive gene expression in plant cells that are operatively linked so 42 WO 2013/122720 PCT/US2013/022685 that each sequence can fulfill its function, for example, termination of transcription by polyadenylation signals. Exemplary polyadenylation signals can be those originating from Agrobacterium tumefaciens t-DNA such as the gene known as octopine synthase of the Ti plasmid pTiACH5 (Gielen et al. EMBO J. 3:835 (1984)) or functional equivalents thereof, 5 but also all other terminators functionally active in plants are suitable. A plant expression cassette of this invention can also contain other operatively linked sequences like translational enhancers such as the overdrive-sequence containing the 5'-untranslated leader sequence from tobacco mosaic virus enhancing the polypeptide per RNA ratio (Gallie et al. Nucl. Acids Research 15:8693-8711 (1987)). 10 Thus, some embodiments of the invention are directed to expression cassettes designed to express the polynucleotides and nucleic acid molecules of the invention. As used herein, "expression cassette" means a nucleic acid molecule having at least a control sequence operatively linked to a nucleotide sequence of interest. In this manner, for example, plant promoters in operable association with the nucleotide sequences to be expressed are 15 provided in expression cassettes for expression in a plant, plant part and/or plant cell. An expression cassette comprising a nucleotide sequence of interest may be chimeric, meaning that at least one of its components is heterologous with respect to at least one of its other components. An expression cassette may also be one that is naturally occurring but has been obtained in a recombinant form useful for heterologous expression. Typically, however, 20 the expression cassette is heterologous with respect to the host, i.e., the particular nucleic acid sequence of the expression cassette does not occur naturally in the host cell and must have been introduced into the host cell or an ancestor of the host cell by a transformation event. In addition to the promoters operatively linked to the nucleotide sequences of the invention, an expression cassette of this invention also can include other regulatory 25 sequences. As used herein, "regulatory sequences" means nucleotide sequences located upstream (5' non-coding sequences), within or downstream (3' non-coding sequences) of a coding sequence, and which influence the transcription, RNA processing or stability, or translation of the associated coding sequence. Regulatory sequences include, but are not limited to, enhancers, introns, translation leader sequences, termination signals, and 30 polyadenylation signal sequences. A number of non-translated leader sequences derived from viruses are known to enhance gene expression. Specifically, leader sequences from Tobacco Mosaic Virus (TMV, the "o-sequence"), Maize Chlorotic Mottle Virus (MCMV) and Alfalfa Mosaic Virus (AMV) have been shown to be effective in enhancing expression (Gallie et al. (1987) Nucleic Acids 43 WO 2013/122720 PCT/US2013/022685 Res. 15:8693-8711; and Skuzeski et al. (1990) Plant Mol. Biol. 15:65-79). Other leader sequences known in the art include, but are not limited to, picornavirus leaders such as an encephalomyocarditis (EMCV) 5' noncoding region leader (Elroy-Stein et al. (1989) Proc. Natl. Acad. Sci. USA 86:6126-6130); potyvirus leaders such as a Tobacco Etch Virus (TEV) 5 leader (Allison et al. (1986) Virology 154:9-20); Maize Dwarf Mosaic Virus (MDMV) leader (Allison et al. (1986), supra); human immunoglobulin heavy-chain binding protein (BiP) leader (Macejak & Samow (1991) Nature 353:90-94); untranslated leader from the coat protein mRNA of AMV (AMV RNA 4; Jobling & Gehrke (1987) Nature 325:622-625); tobacco mosaic TMV leader (Gallie et al. (1989) Molecular Biology ofRNA 237-256); and 10 MCMV leader (Lommel et al. (1991) Virology 81:382-385). See also, Della-Cioppa et al. (1987) Plant Physiol. 84:965-968. An expression cassette also can optionally include a transcriptional and/or translational termination region (i.e., termination region) that is functional in plants. A variety of transcriptional terminators are available for use in expression cassettes and are 15 responsible for the termination of transcription beyond the heterologous nucleotide sequence of interest and correct mRNA polyadenylation. The termination region may be native to the transcriptional initiation region, may be native to the operatively linked nucleotide sequence of interest, may be native to the plant host, or may be derived from another source (i.e., foreign or heterologous to the promoter, the nucleotide sequence of interest, the plant host, or 20 any combination thereof). Appropriate transcriptional terminators include, but are not limited to, the CAMV 35S terminator, the tml terminator, the nopaline synthase terminator and the pea rbcs E9 terminator. These can be used in both monocotyledons and dicotyledons. In addition, a coding sequence's native transcription terminator can be used. The expression cassette also can include a nucleotide sequence for a selectable 25 marker, which can be used to select a transformed plant, plant part and/or plant cell. As used herein, "selectable marker" means a nucleotide sequence that when expressed imparts a distinct phenotype to the plant, plant part and/or plant cell expressing the marker and thus allows such transformed plants, plant parts and/or plant cells to be distinguished from those that do not have the marker. Such a nucleotide sequence may encode either a selectable or 30 screenable marker, depending on whether the marker confers a trait that can be selected for by chemical means, such as by using a selective agent (e.g., an antibiotic, herbicide, or the like), or on whether the marker is simply a trait that one can identify through observation or testing, such as by screening (e.g., the R-locus trait). Of course, many examples of suitable 44 WO 2013/122720 PCT/US2013/022685 selectable markers are known in the art and can be used in the expression cassettes described herein. Examples of selectable markers include, but are not limited to, a nucleotide sequence encoding neo or nptII, which confers resistance to kanamycin, G418, and the like (Potrykus 5 et al. (1985) Mol. Gen. Genet. 199:183-188); a nucleotide sequence encoding bar, which confers resistance to phosphinothricin; a nucleotide sequence encoding an altered 5 enolpyruvylshikimate-3 -phosphate (EPSP) synthase, which confers resistance to glyphosate (Hinchee et al. (1988) Biotech. 6:915-922); a nucleotide sequence encoding a nitrilase such as bxn from Klebsiella ozaenae that confers resistance to bromoxynil (Stalker et al. (1988) 10 Science 242:419-423); a nucleotide sequence encoding an altered acetolactate synthase (ALS) that confers resistance to imidazolinone, sulfonylurea or other ALS-inhibiting chemicals (EP Patent Application No. 154204); a nucleotide sequence encoding a methotrexate-resistant dihydrofolate reductase (DHFR) (Thillet et al. (1988) J. Biol. Chem. 263:12500-12508); a nucleotide sequence encoding a dalapon dehalogenase that confers resistance to dalapon; a 15 nucleotide sequence encoding a mannose-6-phosphate isomerase (also referred to as phosphomannose isomerase (PMI)) that confers an ability to metabolize mannose (US Patent Nos. 5,767,378 and 5,994,629); a nucleotide sequence encoding an altered anthranilate synthase that confers resistance to 5-methyl tryptophan; and/or a nucleotide sequence encoding hph that confers resistance to hygromycin. One of skill in the art is capable of 20 choosing a suitable selectable marker for use in an expression cassette of this invention. Additional selectable markers include, but are not limited to, a nucleotide sequence encoding p-glucuronidase or uidA (GUS) that encodes an enzyme for which various chromogenic substrates are known; an R-locus nucleotide sequence that encodes a product that regulates the production of anthocyanin pigments (red color) in plant tissues (Dellaporta 25 et al., "Molecular cloning of the maize R-nj allele by transposon-tagging with Ac" 263-282 In: Chromosome Structure and Function: Impact of New Concepts, 18th Stadler Genetics Symposium (Gustafson & Appels eds., Plenum Press 1988)); a nucleotide sequence encoding P-lactamase, an enzyme for which various chromogenic substrates are known (e.g., PADAC, a chromogenic cephalosporin) (Sutcliffe (1978) Proc. NatL. Acad. Sci. USA 75:3737-3741); a 30 nucleotide sequence encoding xylE that encodes a catechol dioxygenase (Zukowsky et al. (1983) Proc. NatL. Acad. Sci. USA 80:1101-1105); a nucleotide sequence encoding tyrosinase, an enzyme capable of oxidizing tyrosine to DOPA and dopaquinone, which in turn condenses to form melanin (Katz et al. (1983) J. Gen. Microbiol. 129:2703-2714); a nucleotide sequence encoding P-galactosidase, an enzyme for which there are chromogenic 45 WO 2013/122720 PCT/US2013/022685 substrates; a nucleotide sequence encoding luciferase (lux) that allows for bioluminescence detection (Ow et al. (1986) Science 234:856-859); a nucleotide sequence encoding aequorin which may be employed in calcium-sensitive bioluminescence detection (Prasher et al. (1985) Biochem. Biophys. Res. Comm. 126:1259-1268); or a nucleotide sequence encoding 5 green fluorescent protein (Niedz et al. (1995) Plant Cell Reports 14:403-406). One of skill in the art is capable of choosing a suitable selectable marker for use in an expression cassette of this invention. In some embodiments, an expression cassette of the invention also can include nucleotide sequences that encode other desired traits. Such nucleotide sequences can be 10 stacked with any combination of nucleotide sequences to create plants, plant parts or plant cells having the desired phenotype. Stacked combinations can be created by any method including, but not limited to, cross breeding plants by any conventional methodology, or by genetic transformation. If stacked by genetically transforming the plants, the nucleotide sequences of interest can be combined at any time and in any order. For example, a 15 transgenic plant comprising one or more desired traits can be used as the target to introduce further traits by subsequent transformation. The additional nucleotide sequences can be introduced simultaneously in a co-transformation protocol with a nucleotide sequence, nucleic acid molecule, nucleic acid construct, and/or composition of this invention, provided by any combination of expression cassettes. For example, if two nucleotide sequences will 20 be introduced, they can be incorporated in separate cassettes (trans) or can be incorporated on the same cassette (cis). Expression of polynucleotides can be driven by the same promoter or by different promoters. It is further recognized that polynucleotides can be stacked at a desired genomic location using a site-specific recombination system. See, e.g., Int'l Patent Application Publication Nos. WO 99/25821; WO 99/25854; WO 99/25840; WO 99/25855 25 and WO 99/25853. The expression cassette also can include a coding sequence for one or more polypeptides for agronomic traits that primarily are of benefit to a seed company, grower or grain processor. A polypeptide of interest can be any polypeptide encoded by a nucleotide sequence of interest. Non-limiting examples of polypeptides of interest that are suitable for 30 production in plants include those resulting in agronomically important traits such as herbicide resistance (also sometimes referred to as "herbicide tolerance"), virus resistance, bacterial pathogen resistance, insect resistance, nematode resistance, and/or fungal resistance. See, e.g., U.S. Patent Nos. 5,569,823; 5,304,730; 5,495,071; 6,329,504; and 6,337,431. The polypeptide also can be one that increases plant vigor or yield (including traits that allow a 46 WO 2013/122720 PCT/US2013/022685 plant to grow at different temperatures, soil conditions and levels of sunlight and precipitation), or one that allows identification of a plant exhibiting a trait of interest (e.g., a selectable marker, seed coat color, etc.). Various polypeptides of interest, as well as methods for introducing these polypeptides into a plant, are described, for example, in US Patent Nos. 5 4,761,373; 4,769,061; 4,810,648; 4,940,835; 4,975,374; 5,013,659; 5,162,602; 5,276,268; 5,304,730; 5,495,071; 5,554,798; 5,561,236; 5,569,823; 5,767,366; 5,879,903, 5,928,937; 6,084,155; 6,329,504 and 6,337,431; as well as US Patent Publication No. 2001/0016956. See also, on the World Wide Web at lifesci.sussex.ac.uk/home/NeilCrickmore/Bt/. Polynucleotides conferring resistance/tolerance to an herbicide that inhibits the 10 growing point or meristem, such as an imidazalinone or a sulfonylurea can also be suitable in some embodiments of the invention. Exemplary polynucleotides in this category code for mutant ALS and AHAS enzymes as described, e.g., in U.S. Patent Nos. 5,767,366 and 5,928,937. U.S. Patent Nos. 4,761,373 and 5,013,659 are directed to plants resistant to various imidazalinone or sulfonamide herbicides. U.S. Patent No. 4,975,374 relates to plant 15 cells and plants containing a nucleic acid encoding a mutant glutamine synthetase (GS) resistant to inhibition by herbicides that are known to inhibit GS, e.g., phosphinothricin and methionine sulfoximine. U.S. Patent No. 5,162,602 discloses plants resistant to inhibition by cyclohexanedione and aryloxyphenoxypropanoic acid herbicides. The resistance is conferred by an altered acetyl coenzyme A carboxylase (ACCase). 20 Polypeptides encoded by nucleotides sequences conferring resistance to glyphosate are also suitable for the invention. See, e.g., U.S. Patent No. 4,940,835 and U.S. Patent No. 4,769,061. U.S. Patent No. 5,554,798 discloses transgenic glyphosate resistant maize plants, which resistance is conferred by an altered 5-enolpyruvyl-3-phosphoshikimate (EPSP) synthase gene. 25 Polynucleotides coding for resistance to phosphono compounds such as glufosinate ammonium or phosphinothricin, and pyridinoxy or phenoxy propionic acids and cyclohexones are also suitable. See, European Patent Application No. 0 242 246. See also, U.S. Patent Nos. 5,879,903, 5,276,268 and 5,561,236. Other suitable polynucleotides include those coding for resistance to herbicides that 30 inhibit photosynthesis, such as a triazine and a benzonitrile (nitrilase) See, U.S. Patent No. 4,810,648. Additional suitable polynucleotides coding for herbicide resistance include those coding for resistance to 2,2-dichloropropionic acid, sethoxydim, haloxyfop, imidazolinone herbicides, sulfonylurea herbicides, triazolopyrimidine herbicides, s-triazine herbicides and bromoxynil. Also suitable are polynucleotides conferring resistance to a protox enzyme, or 47 WO 2013/122720 PCT/US2013/022685 that provide enhanced resistance to plant diseases; enhanced tolerance of adverse environmental conditions (abiotic stresses) including but not limited to drought, excessive cold, excessive heat, or excessive soil salinity or extreme acidity or alkalinity; and alterations in plant architecture or development, including changes in developmental timing. See, e.g., 5 U.S. Patent Publication No. 2001/0016956 and U.S. Patent No. 6,084,155. Additional suitable polynucleotides include those coding for pesticidal (e.g., insecticidal) polypeptides. These polypeptides may be produced in amounts sufficient to control, for example, insect pests (i.e., insect controlling amounts). It is recognized that the amount of production of pesticidal polypeptide in a plant necessary to control insects or other 10 pests may vary depending upon the cultivar, type of pest, environmental factors and the like. Polynucleotides useful for additional insect or pest resistance include, for example, those that encode toxins identified in Bacillus organisms. Polynucleotides encoding Bacillus thuringiensis (Bt) toxins from several subspecies have been cloned and recombinant clones have been found to be toxic to lepidopteran, dipteran and coleopteran insect larvae (for 15 example, various delta-endotoxin genes such as Cry1Aa, Cry1Ab, Cry1Ac, CryiB, Cry1C, CrylD, CrylEa, Cry1Fa, Cry3A, Cry9A, Cry9C and Cry9B; as well as genes encoding vegetative insecticidal proteins such as Vip1, Vip2 and Vip3). A full list of Bt toxins can be found on the worldwide web at Bacillus thuringiensis Toxin Nomenclature Database maintained by the University of Sussex (see also, Crickmore et al. (1998) Microbiol. Mol. 20 Biol. Rev. 62:807-813). Polypeptides that are suitable for production in plants further include those that improve or otherwise facilitate the conversion of harvested plants and/or plant parts into a commercially useful product, including, for example, increased or altered carbohydrate content and/or distribution, improved fermentation properties, increased oil content, increased 25 protein content, improved digestibility, and increased nutraceutical content, e.g., increased phytosterol content, increased tocopherol content, increased stanol content and/or increased vitamin content. Polypeptides of interest also include, for example, those resulting in or contributing to a reduced content of an unwanted component in a harvested crop, e.g., phytic acid, or sugar degrading enzymes. By "resulting in" or "contributing to" is intended that the 30 polypeptide of interest can directly or indirectly contribute to the existence of a trait of interest (e.g., increasing cellulose degradation by the use of a heterologous cellulase enzyme). In one embodiment, the polypeptide contributes to improved digestibility for food or feed. Xylanases are hemicellulolytic enzymes that improve the breakdown of plant cell walls, which leads to better utilization of the plant nutrients by an animal. This leads to 48 WO 2013/122720 PCT/US2013/022685 improved growth rate and feed conversion. Also, the viscosity of the feeds containing xylan can be reduced. Heterologous production of xylanases in plant cells also can facilitate lignocellulosic conversion to fermentable sugars in industrial processing. Numerous xylanases from fungal and bacterial microorganisms have been identified 5 and characterized (see, e.g., U.S. Patent No. 5,437,992; Coughlin et al. (1993) "Proceedings of the Second TRICEL Symposium on Trichoderma reesei Cellulases and Other Hydrolases" Espoo; Souminen and Reinikainen, eds. (1993) Foundation for Biotechnical and Industrial Fermentation Research 8:125-135; U.S. Patent Publication No. 2005/0208178; and PCT Publication No. WO 03/16654). In particular, three specific xylanases (XYL-I, XYL-II, and 10 XYL-III) have been identified in T. reesei (Tenkanen et al. (1992) Enzyme Microb. Technol. 14:566; Torronen et al. (1992) BiolTechnology 10:1461; and Xu et al. (1998) Appl. Microbiol. Biotechnol. 49:718). In another embodiment, a polypeptide useful for the invention can be a polysaccharide degrading enzyme. Plants of this invention producing such an enzyme may 15 be useful for generating, for example, fermentation feedstocks for bioprocessing. In some embodiments, enzymes useful for a fermentation process include alpha amylases, proteases, pullulanases, isoamylases, cellulases, hemicellulases, xylanases, cyclodextrin glycotransferases, lipases, phytases, laccases, oxidases, esterases, cutinases, granular starch hydrolyzing enzyme and other glucoamylases. 20 Polysaccharide-degrading enzymes include: starch degrading enzymes such as a amylases (EC 3.2.1.1), glucuronidases (E.C. 3.2.1.131); exo-1,4-a-D glucanases such as amyloglucosidases and glucoamylase (EC 3.2.1.3), $-amylases (EC 3.2.1.2), a-glucosidases (EC 3.2.1.20), and other exo-amylases; starch debranching enzymes, such as a) isoamylase (EC 3.2.1.68), pullulanase (EC 3.2.1.41), and the like; b) cellulases such as exo-1,4-3 25 cellobiohydrolase (EC 3.2.1.91), exo-1,3-j-D-glucanase (EC 3.2.1.39), -glucosidase (EC 3.2.1.21); c) L-arabinases, such as endo-1,5-a-L-arabinase (EC 3.2.1.99), a-arabinosidases (EC 3.2.1.55) and the like; d) galactanases such as endo-1,4-p-D-galactanase (EC 3.2.1.89), endo-1,3-p-D-galactanase (EC 3.2.1.90), a-galactosidase (EC 3.2.1.22), $-galactosidase (EC 3.2.1.23) and the like; e) mannanases, such as endo-1,4-p-D-mannanase (EC 3.2.1.78), 0 30 mannosidase (EC 3.2.1.25), a-mannosidase (EC 3.2.1.24) and the like; f) xylanases, such as endo-1,4-p-xylanase (EC 3.2.1.8), $-D-xylosidase (EC 3.2.1.37), 1,3-$-D-xylanase, and the like; and g) other enzymes such as a-L-fucosidase (EC 3.2.1.5 1), a-L-rhamnosidase (EC 3.2.1.40), levanase (EC 3.2.1.65), inulanase (EC 3.2.1.7), and the like. 49 WO 2013/122720 PCT/US2013/022685 Further enzymes which may be used with the invention include proteases, such as fungal and bacterial proteases. Fungal proteases include, but are not limited to, those obtained from Aspergillus, Trichoderma, Mucor and Rhizopus, such as A. niger, A. awamori, A. oryzae and M. miehei. In some embodiments, the polypeptides of this invention can be 5 cellobiohydrolase (CBH) enzymes (EC 3.2.1.91). In one embodiment, the cellobiohydrolase enzyme can be CBH1 or CBH2. Other enzymes useful with the invention include, but are not limited to, hemicellulases, such as mannases and arabinofuranosidases (EC 3.2.1.55); ligninases; lipases (e.g., E.C. 3.1.1.3), glucose oxidases, pectinases, xylanases, transglucosidases, alpha 1,6 10 glucosidases (e.g., E.C. 3.2.1.20); esterases such as ferulic acid esterase (EC 3.1.1.73) and acetyl xylan esterases (EC 3.1.1.72); and cutinases (e.g. E.C. 3.1.1.74). As used herein, "plant" means any plant and thus includes, for example, angiosperms including both monocots and dicots, gymnosperms, bryophytes, ferns and/or fern allies. In some embodiments of this invention, the plant is a seed plant. Further, a "plant" of this 15 invention is any plant at any stage of development. As used herein, the term "plant part" or "plant material" includes but is not limited to embryos, pollen, ovules, seeds, leaves, stems, roots, flowers or flower parts, branches, fruit, kernels, ears, cobs, husks, stalks, roots, root tips, anthers, pollen, egg cells, zygotes, cuttings, plant cells including plant cells that are intact in plants and/or parts of plants, plant 20 protoplasts, plant tissues, plant cell tissue cultures, plant calli, plant clumps, or any other part or product of a plant. Further, as used herein, "plant cell" refers to a structural and physiological unit of the plant comprising a protoplast and a cell wall. Thus, in some embodiments, a plant cell of the invention can be in the form of an isolated single cell or can be a cultured cell or can be a part of a higher-organized unit such as, for example, a plant 25 tissue or a plant organ. A "protoplast" is an isolated plant cell without a cell wall or with only parts of the cell wall. "Plant cell culture" means cultures of plant units such as, for example, protoplasts, cell culture cells, cells in plant tissues, pollen, pollen tubes, ovules, embryo sacs, zygotes and 30 embryos at various stages of development. As used herein, a "plant organ" is a distinct and visibly structured and differentiated part of a plant such as a root, stem, leaf, flower bud, or embryo. "Plant tissue" as used herein means a group of plant cells organized into a structural and functional unit. Any tissue of a plant in planta or in culture is included. This term 50 WO 2013/122720 PCT/US2013/022685 includes, but is not limited to, whole plants, plant organs, plant seeds, tissue culture and any groups of plant cells organized into structural and/or functional units. The use of this term in conjunction with, or in the absence of, any specific type of plant tissue as listed above or otherwise embraced by this definition is not intended to be exclusive of any other type of 5 plant tissue. Non-limiting examples of plants can include vegetable crops, including artichokes, kohlrabi, arugula, leeks, asparagus, lettuce (e.g., head, leaf, romaine), bok choy, malanga, melons (e.g., muskmelon, watermelon, crenshaw, honeydew, cantaloupe), cole crops (e.g., brussels sprouts, cabbage, cauliflower, broccoli, collards, kale, chinese cabbage, bok choy) 10 cardoni, carrots, napa, okra, onions, celery, parsley, chick peas, parsnips, chicory, peppers, potatoes, cucurbits (e.g., marrow, cucumber, zucchini, squash, pumpkin), radishes, dry bulb onions, rutabaga, eggplant (also called brinjal), salsify, escarole, shallots, endive, garlic, spinach, green onions, squash, greens, beet (sugar beet and fodder beet), sweet potatoes, swiss chard, horseradish, tomatoes, turnips, and spices; a fruit and/or vine crop such as 15 apples, apricots, cherries, nectarines, peaches, pears, plums, prunes, cherry, quince, almonds, chestnuts, filberts, pecans, pistachios, walnuts, citrus, blueberries, boysenberries, cranberries, currants, loganberries, raspberries, strawberries, blackberries, grapes, avocados, bananas, kiwi, persimmons, pomegranate, pineapple, tropical fruits, pomes, melon, mango, papaya, and lychee; a field crop plant such as clover, alfalfa, evening primrose, meadow foam, 20 corn/maize (field, sweet, popcorn), hops, jojoba, peanuts, rice, safflower, small grains (barley, oats, rye, wheat, etc.), sorghum, tobacco, kapok, a leguminous plant (beans, lentils, peas, soybeans), an oil plant (rape, mustard, poppy, olive, sunflower, coconut, castor oil plant, cocoa bean, groundnut), Arabidopsis, a fibre plant (cotton, flax, hemp, jute), lauraceae (cinnamon, camphor), or a plant such as coffee, sugar cane, tea, and natural rubber plants; 25 and/or a bedding plant such as a flowering plant, a cactus, a succulent and/or an ornamental plant, as well as trees such as forest (broad-leaved trees and evergreens, such as conifers), fruit, ornamental, and nut-bearing trees, as well as shrubs and other nursery stock. In some particular embodiments, the plant of this invention can be sorghum, wheat, sunflower, tomato, cole crops, cotton, rice, soybean, sugar beet, sugar cane, tobacco, barley, 30 oilseed rape and maize. In other embodiments, the plant is maize. Once a desired polynucleotide has been transformed into a particular plant species, it may be propagated in that species or moved into other varieties of the same species, particularly including commercial varieties, using traditional breeding techniques. 51 WO 2013/122720 PCT/US2013/022685 Additional aspects of the invention include harvested products produced from the transgenic plants and/or parts thereof of the invention, as well as a processed product produced from said harvested products. A harvested product can be a whole plant or any plant part, as described herein. Thus, in some embodiments, non-limiting examples of a 5 harvested product include a seed, a fruit, a flower or part thereof (e.g., an anther, a stigma, and the like), a leaf, a stem, and the like. In other embodiments, a processed product includes, but is not limited to, a flour, meal, oil, starch, cereal, and the like produced from a harvested seed of the invention, wherein said seed comprises a nucleic acid molecule/polynucleotide/nucleotide sequence of this invention. 10 In other embodiments, the invention provides an extract from a transgenic seed and/or a transgenic plant of the invention, wherein the extract comprises a nucleic acid molecule, apolynucleotide, a nucleotide sequence or a polypeptide of the invention. Extracts from plants or plant parts can be made according to procedures well known in the art (See, de la Torre et al., Food, Agric. Environ. 2(1):84-89 (2004); Guidet, Nucleic Acids Res. 22(9): 15 1772-1773 (1994); Lipton et al., Food Agric. Immun. 12:153-164 (2000)). A still further aspect of the invention is a composition comprising an engineered polypeptide of the invention in an agriculturally acceptable carrier. As used herein an "agriculturally-acceptable carrier" can include natural or synthetic, organic or inorganic material which is combined with the active component to facilitate its 20 application to the plant, or part thereof. An agriculturally-acceptable carrier includes, but is not limited to, inert components, dispersants, surfactants, adjuvants, tackifiers, stickers, binders, or combinations thereof, that can be used in agricultural formulations. Another agriculturally acceptable carrier may be a transgenic plant or plant part. Such compositions can be applied in any manner that brings the pesticidal 25 polypeptides in contact with the pests. Accordingly, the compositions can be applied to the surfaces of plants or plant parts, including seeds, leaves, flowers, stems, tubers, roots, and the like. In additional embodiments, a method of producing a polypeptide having pesticidal (e.g., insecticidal) activity against at least European corn borer is provided, the method 30 comprising: expressing a poynucleotide and/or a nucleic acid molecule of the invention in a transgenic non-human host cell, thereby producing a polypeptide that has pesticidal (e.g., insecticidal) activity against at least European corn borer. In some embodiments, the transgenic non-human host cell is a plant cell. In other embodiments, the transgenic non 52 WO 2013/122720 PCT/US2013/022685 human host cell is a bacterial cell. In still other embodiments, the transgenic non-human host cell is a yeast cell. In some embodiments, the polypeptide of the invention has pesticidal activity against at least one additional insect (in addition to European corn borer), wherein said additional 5 insect includes, but is not limited to, Plutella xylostella (diamondback moth), Spodoptera frugiperda (fall armyworm), Agrotis ipsilon (black cutworm), Agrotis orthogonia (pale western cutworm), Striacosta albicosta (western bean cutworm), Helicoverpa zea (corn earworm), Heliothis virescens (tobacco budworm), Spodoptera exigua (beet armyworm), Helicoverpa punctigera (native budworm), Helicoverpa armigera (cotton bollworm), 10 Manduca sexta (tobacco hornworm), Trichoplusia ni (cabbage looper), Pectinophora gossypiella (pink bollworm), Diatraea grandiosella (southwestern corn borer), Diatraea saccharalis (sugarcane borer), Elasmopalpus lignosellus (lesser cornstalk borer), Psuedoplusia includens (soybean looper), Anticarsia gemmatalis (velvetbean caterpillar), Plathypena scabra (green cloverworm), and Cochylis hospes (banded sunflower moth), and 15 any combination thereof. In a further aspect, the invention provides a method of producing a pest-resistant (e.g., an insect-resistant) transgenic plant, comprising: introducing into a plant a recombinant nucleic acid molecule comprising a nucleotide sequence encoding a polypeptide of the invention, wherein the nucleotide sequence is expressed in the plant, thereby conferring to the 20 plant resistance to at least European corn borer, and producing a pest-resistant (e.g., an insect resistant) transgenic plant. In some embodiments, the recombinant nucleic acid molecule is operatively linked to a heterologous promoter sequence. In some embodiments, a pest resistant transgenic plant is resistant to at least European corn borer as compared to a control plant lacking said recombinant nucleic acid molecule. 25 In some aspects of the invention, a transgenic plant comprising a nucleotide sequence or nucleic acid molecule of the invention is resistant to a pest as compared to the resistance to the same pest in a control plant that does not comprise the introduced nucleic acid molecule(s) or nucleotide sequence(s) of the invention. In other aspects of the invention, a transgenic plant comprising a nucleotide sequence or nucleic acid molecule of the invention 30 is resistant to a pest (e.g., an insect pest and/or a nematode pest) as compared to the resistance to the same pest in a control plant that does not comprise the introduced nucleic acid molecule(s) or nucleotide sequence(s) of the invention. In some embodiments, a transgenic plant of the invention that is resistant to at least European corn borer is further resistant to at least one additional insect, wherein said 53 WO 2013/122720 PCT/US2013/022685 additional insect includes, but is not limited to, Ostrinia nubilalis (European corn borer), Plutella xylostella (diamondback moth), Spodopterafrugiperda (fall armyworm), Agrotis ipsilon (black cutworm), Agrotis orthogonia (pale western cutworm), Striacosta albicosta (western bean cutworm), Helicoverpa zea (corn earworm), Heliothis virescens (tobacco 5 budworm), Spodoptera exigua (beet armyworm), Helicoverpa punctigera (native budworm), Helicoverpa armigera (cotton bollworm), Manduca sexta (tobacco hornworm), Trichoplusia ni (cabbage looper), Pectinophora gossypiella (pink bollworm), Diatraea grandiosella (southwestern corn borer), Diatraea saccharalis (sugarcane borer), Elasmopalpus lignosellus (lesser cornstalk borer) , Psuedoplusia includens (soybean looper), Anticarsia gemmatalis 10 (velvetbean caterpillar), Plathypena scabra (green cloverworm), and Cochylis hospes (banded sunflower moth), or any combination thereof. In further embodiments, a method of controlling at least European corn borer insects is provided, the method comprising delivering to the insects an effective amount of the engineered polypeptide of the invention. 15 To "deliver" a Vip polypeptide means that the polypeptide comes in contact with an insect or insect pest, resulting in toxic effect and control of the insect. To be effective, the Vip polypeptide is first orally ingested by the insect. However, the Vip polypeptide can be delivered to the insect in many recognized ways. The ways to deliver a polypeptide orally to an insect include, but are not limited to, providing the polypeptide (1) in a transgenic plant, 20 wherein the insect eats (ingests) one or more parts of the transgenic plant, thereby ingesting the polypeptide that is expressed in the transgenic plant; (2) in a formulated protein composition(s) that can be applied to or incorporated into, for example, insect growth media; (3) in a protein composition(s) that can be applied to the surface, for example, sprayed, onto the surface of a plant part, which is then ingested by the insect as the insect eats one or more 25 of the sprayed plant parts; (4) a bait matrix;(5) via injection into the insect; or (6) any other art-recognized toxin delivery system. Thus, any method of oral delivery to an insect can be used to deliver the pesticidal polypeptides of the invention. In some particular embodiments, the polypeptide of the invention is delivered orally to an insect, wherein the insect ingests one or more parts of a transgenic plant. 30 In other embodiments, the engineered polypeptide of the invention is delivered orally to an insect, wherein the insect ingests one or more parts of a plant sprayed with a composition comprising the polypeptides of the invention. Delivering the compositions of the invention to a plant surface can be done using any method known to those of skill in the art for applying compounds, compositions, formulations and the like to plant surfaces. Some 54 WO 2013/122720 PCT/US2013/022685 non-limiting examples of delivering to or contacting a plant or part thereof include spraying, dusting, sprinkling, scattering, misting, atomizing, broadcasting, soaking, soil injection, soil incorporation, drenching (e.g., root, soil treatment), dipping, pouring, coating, leaf or stem infiltration, side dressing or seed treatment, and the like, and combinations thereof. These 5 and other procedures for contacting a plant or part thereof with compound(s), composition(s) or formulation(s) are well-known to those of skill in the art. In some embodiments of the invention, a method of producing a pesticidal polypeptide having improved pesticidal activity against a target cell and/or organism is provided, the method comprising: a) aligning a plurality (e.g., 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 10 13, 14, or more) of amino acid sequences of polypeptides having at least 80% identity to one another, wherein at least one of the polypeptides exhibits at least moderate toxicity and at least another of the polypeptides exhibits no or low toxicity toward the target cell and/or organism; b) identifying at least one amino acid residue that differs between at least two of the aligned amino acid sequences of (a); c) substituting an amino acid residue for at least one 15 amino acid residue identified in step (b) to produce a modified amino acid sequence of a modified polypeptide; d) determining the level of pesticidal activity of the modified polypeptide produced at step (c) against the target cell and/or organism; and e) selecting a modified polypeptide of (d) having improved pesticidal activity against the target cell and/or organism as compared to a polypeptide that has not been modified with the same amino acid 20 substitution(s), thereby producing a polypeptide having improved pesticidal activity against the target cell and/or organism. In additional embodiments of the invention, a method of producing a Vip polypeptide having improved pesticidal activity against a target cell and/or organism (e.g. an insect cell or insect) is provided, the method comprising: a) aligning a plurality (e.g., 2, 3, 4, 5, 6, 7, 8, 9, 25 10, 11, 12, 13, 14, or more) of amino acid sequences of Vip polypeptides having at least 80% identity to one another, wherein at least one of the Vip polypeptides exhibits at least moderate toxicity and at least another of the Vip polypeptides exhibits no or low toxicity toward the target cell and/or organism; b) identifying at least one amino acid residue that differs between at least two of the aligned Vip amino acid sequences of (a); c) substituting an amino acid 30 residue for at least one amino acid residue identified in step (b) to produce a modified Vip3amino acid sequence of a modified Vip polypeptide; d) determining the level of pesticidal activity of the modified Vip polypeptide produced at step (c) against the target cell and/or organism; and e) selecting a modified Vip polypeptide of (d) having improved pesticidal activity against the target cell and/or organism as compared to a Vip polypeptide 55 WO 2013/122720 PCT/US2013/022685 that has not been modified with the same amino acid substitution(s), thereby producing a Vip polypeptide having improved pesticidal activity against the target cell and/or organism. In some embodiments, the Vip polypeptide is a Vip3 polypeptide. As noted above, a Vip3 polypeptide can be identified as being a Bacillus polypeptide having a size of about 80-88 5 kDa with a highly conserved N-terminal secretion signal that is not processed (i.e., cleaved) during secretion in Bacillus and which comprises the amino acid sequence of IYGFATGIKDI (SEQ ID NO:114). In some embodiments of the invention, identifying at least one amino acid residue that differs between at least two of the aligned amino acid sequences (e.g., Vip amino acid 10 sequences) of (a) comprises identifying an essential amino acid position, a synergist amino acid position, a cryptic synergist amino acid position, or any combination thereof, in the aligned amino acid sequences of step (a) (e.g. in the aligned Vip or Vip3 amino acid sequences). In additional aspects, the aligned amino acid sequences (e.g., a Vip or Vip3 amino 15 acid sequence) can have at least about 80% identity (e.g., at least about 80%, 81%, 82%, 83%, 84%, 85%, 86%, 87%, 88%, 89%, 90%, 91%, 92%, 93%, 94%, 95%, 96%, 97%, 98%, 99%, 99.1%, 99.2%, 99.3%, 99.4%, 99.5%, 99.6%, 99.7%, 99.8%, 99.9% and/or any range therein, and/or any combination thereof) to one another. In some embodiments, at least one of the aligned amino acid sequences has no or very low toxicity toward the target organism. 20 "Moderate toxicity," "moderate pesticidal activity" or "moderate insecticidal activity" as used herein refers to a level of toxicity at which a target organism (e.g., insect) is susceptible (e.g., killed or growth reduced by about 50%) at a standard testing polypeptide concentration (e.g., 3 ig/cm 3 ). "No or very low activity" as used herein means that the polypeptide has no negative impact on the target organism (e.g. insect) or that the polypeptide 25 produces less than 50% growth inhibition at a standard polypeptide concentration. As used herein, "cryptic synergists" or "cryptic synergist positions" refers to a group of residues within a amino acid sequence of a pesticidal (e.g., insecticidal) polypeptide. These are amino acid positions wherein one or more polypeptides with at least moderate pesticidal (e.g., insecticidal) activity possess different residues and wherein one or more 30 polypeptides with no or very low pesticidal (e.g., insecticidal) activity possess an identical residue at the same position to one of the one or more polypeptides with at least moderate pesticidal activity. By way of example and not limitation, N312 of Vip3C is a cryptic synergist position. Vip3B has an aspartic acid at position 312, but Vip3A has an asparagines (D) at this position. In formulaic terms, C=A#B. By way of example and not limitation, 56 WO 2013/122720 PCT/US2013/022685 K661 of Vip3C is also a cryptic synergist position. Instead of a lysine, Vip3B and Vip3A possess an asparagine at this position. In formulaic terms, B=A#C. "Essentials" or "essential positions" refers to a group of residues within an amino acid sequence of a pesticidal (e.g., insecticidal) polypeptide. These are amino acid positions 5 wherein one or more polypeptides with at least moderate pesticidal (e.g., insecticidal) activity possess identical residues and wherein one or more polypeptides with no or very low pesticidal (e.g., insecticidal) activity possess a different residue at the same position. By way of example and not limitation, A257 of Vip3C is an essential position. Vip3B also has an alanine at position 257, but Vip3A has a threonine at this position. In formulaic terms, 10 B=C#A. As used herein, "synergists" or "synergist positions" refers to a group of residues within a amino acid sequence of a pesticidal (e.g., insecticidal) polypeptide. These are amino acid positions wherein one or more polypeptides with at least moderate pesticidal (e.g., insecticidal) activity do not possess identical residues at the same position as compared to 15 each other and as compared to one or more polypeptides with no or very low pesticidal (e.g., insecticidal) activity against the tested organisms. By way of example and not limitation, E760 of Vip3C is a synergist position. Vip3A has a lysine at position 760, whereas Vip3B has an alanine at this position. In formulaic terms, B#C#A. The ability to target and control one or more organisms while not affecting non-target 20 organisms can be desirable. Therefore, in some embodiments, the invention further provides a method reducing the pesticidal activity of a Vip polypeptide toward a particular target cell or organism. Thus, some aspects of the invention provide a method of producing a Vip polypeptide having reduced pesticidal activity against a target cell and/or organism, the method comprising: a) aligning a plurality (e.g., 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, or 25 more) of amino acid sequences of Vip polypeptides, wherein at least one of the Vip polypeptides exhibits at least moderate toxicity toward the target cell and/or organism; b) identifying at least one amino acid residue that differs between at least two of the aligned Vip amino acid sequences of (a); c) substituting an amino acid residue for at least one amino acid residue identified in step (b) to produce a modified amino acid sequence of the modified Vip 30 polypeptide; d) determining the level of pesticidal activity of the modified Vip polypeptide produced at step (c) against the target cell and/or organism; and e) selecting a modified Vip polypeptide of (d) having reduced pesticidal activity against the target cell and/or organism as compared to a Vip polypeptide that has not been modified with the same amino acid 57 WO 2013/122720 PCT/US2013/022685 substitution, thereby producing a Vip polypeptide having reduced pesticidal activity against the target cell and/or organism. In some embodiments of this invention, the Vip polypeptide is a Vip3 polypeptide. In additional embodiments, the Vip3 polypeptide comprises at least one amino acid mutation at 5 a position that corresponds to a position selected from Table 1, or any combination thereof. In other embodiments, the Vip3 polypeptide comprises at least one amino acid mutation at a position corresponding to a position of V338, K455, R465, S532, 1544, G580, S712, E760, L766, V768, or any combination thereof. In further embodiments, the Vip polypeptide having improved insecticidal activity has an amino acid sequence of SEQ ID NO:3, the 10 amino acid sequence of SEQ ID NO:5, the amino acid sequence of SEQ ID NO:7, the amino acid sequence of SEQ ID NO:9, the amino acid sequence of SEQ ID NO:11, the amino acid sequence of SEQ ID NO:13, the amino acid sequence of SEQ ID NO:18, the amino acid sequence of SEQ ID NO:20, the amino acid sequence of SEQ ID NO:22, the amino acid sequence of SEQ ID NO:24, the amino acid sequence of SEQ ID NO:26, the 15 amino acid sequence of SEQ ID NO:28, the amino acid sequence of SEQ ID NO:30, the amino acid sequence of SEQ ID NO:32, the amino acid sequence of SEQ ID NO:34, the amino acid sequence of SEQ ID NO:36, the amino acid sequence of SEQ ID NO:38, the amino acid sequence of SEQ ID NO:40, the amino acid sequence of SEQ ID NO:42, the amino acid sequence of SEQ ID NO:44, the amino acid sequence of SEQ ID NO:46, the 20 amino acid sequence of SEQ ID NO:48, the amino acid sequence of SEQ ID NO:50, the amino acid sequence of SEQ ID NO:52, the amino acid sequence of SEQ ID NO:54, the amino acid sequence of SEQ ID NO:56, the amino acid sequence of SEQ ID NO:58, the amino acid sequence of SEQ ID NO:60, the amino acid sequence of SEQ ID NO:62, the amino acid sequence of SEQ ID NO:64, the amino acid sequence of SEQ ID NO:66, the 25 amino acid sequence of SEQ ID NO:68, the amino acid sequence of SEQ ID NO:70, the amino acid sequence of SEQ ID NO:72, the amino acid sequence of SEQ ID NO:74, the amino acid sequence of SEQ ID NO:76, the amino acid sequence of SEQ ID NO:78, the amino acid sequence of SEQ ID NO:80, the amino acid sequence of SEQ ID NO:82, the amino acid sequence of SEQ ID NO:84, the amino acid sequence of SEQ ID NO:86, the 30 amino acid sequence of SEQ ID NO:88, the amino acid sequence of SEQ ID NO:90, the amino acid sequence of SEQ ID NO:92, the amino acid sequence of SEQ ID NO:94, the amino acid sequence of SEQ ID NO:96, the amino acid sequence of SEQ ID NO:98, the amino acid sequence of SEQ ID NO:100, the amino acid sequence of SEQ ID NO:102, the amino acid sequence of SEQ ID NO:104, the amino acid sequence of SEQ ID NO:106, the 58 WO 2013/122720 PCT/US2013/022685 amino acid sequence of SEQ ID NO:108, the amino acid sequence of SEQ ID NO:110, the amino acid sequence of SEQ ID NO:112, or any combination thereof. As one of skill in the art would appreciate, the methods of the invention can also be used to reduce the pesticidal activity of other polypeptides toward a particular target cell or 5 organism. A target cell or organism as used herein can be any organism or cell. In some embodiments, the target cell and/or organism is an insect or a nematode, or a cell of an insect or a nematode. As used herein, a target insect (or insect cell) includes, but is not limited to insects 10 from the orders Coleoptera, Diptera, Hymenoptera, Lepidoptera, Mallophaga, Homoptera, Hemiptera, Orthroptera, Thysanoptera, Dermaptera, Isoptera, Anoplura, Siphonaptera, or Trichoptera. In some embodiments, the target cell and/or organism is a target insect cell or insect from the order Lepidoptera. In other embodiments, the insect is Ostrinia nubilalis (European corn borer), Plutella xylostella (diamondback moth), Spodopterafrugiperda (fall 15 armyworm), Agrotis ipsilon (black cutworm), Agrotis orthogonia (pale western cutworm), Striacosta albicosta (western bean cutworm), Helicoverpa zea (corn earworm), Heliothis virescens (tobacco budworm), Spodoptera exigua (beet armyworm), Helicoverpa punctigera (native budworm), Helicoverpa armigera (cotton bollworm), Manduca sexta (tobacco hornworm), Trichoplusia ni (cabbage looper), Pectinophora gossypiella (pink bollworm), 20 Diatraea grandiosella (southwestern corn borer), Diatraea saccharalis (sugarcane borer), Elasmopalpus lignosellus (lesser cornstalk borer) , Psuedoplusia includens (soybean looper), Anticarsia gemmatalis (velvetbean caterpillar), Plathypena scabra (green cloverworm), and Cochylis hospes (banded sunflower moth), or any combination thereof. In some particular embodiments, the lepidopteran insect is Ostrinia nubilalis (European corn borer). 25 As used herein, a target nematode (or nematode cell) includes, but is not limited to Criconemella, Ditylenchus, Globodera, Helicotylenchus, Heterodera, Longidorus, Meloidogyne, Paratrichodorus, Pratylenchus, Radolpholus, Rotelynchus, Rotylenchulus, Tylenchulus, Xiphinema and/or any combination thereof. In particular embodiments, a target nematode includes without limitation, Meloidogyne spp. (for example, Meloidogyne 30 incoginita and Meloidogyne javanica, Meloidogyne hapla, Meloidogyne arenari), Heterodera spp. (for example, Heterodera glycines, Heterodera carotae, Heterodera schachtii, Heterodora avenae and Heterodora trifolii), Globodera spp. (for example, Globodera rostochiensis), Radopholus spp. (for example, Radopholus similes), Rotylenchulus spp., Pratylenchus spp. (for example, Pratylenchus neglectans and Pratylenchus penetrans), 59 WO 2013/122720 PCT/US2013/022685 Aphelenchoides spp., Helicotylenchus spp., Hoplolaimus spp., Paratrichodorus spp., Longidorus spp., Nacobbus spp., Subanguina spp. Belonlaimus spp., Criconemella spp., Criconemoides spp. Ditylenchus spp., Ditylenchus dipsaci, Dolichodorus spp., Hemicriconemoides spp., Hemicycliophora spp., Hirschmaniella spp., Hypsoperine spp., 5 Macroposthonia spp., Melinius spp., Punctodera spp., Quinisulcius spp., Scutellonema spp., Xiphinema spp., Tylenchorhynchus spp. and/or any combination thereof. Accordingly, as one of skill in the art would recognize, in addition to improving the pesticidal activity of Vip 3 polypeptides, the methods described herein can be used to improve pesticidal polypeptides generally, including but not limited to Vip1 polypeptides, 10 Vip2 polypeptides and/or Cry proteins. In particular, the method of the invention can be used for identifying target amino acid positions for mutation analysis in any polypeptide where 1) one or more family members has at least moderate toxicity to a target pest; and 2) one or more members of the same family have no to very low activity against the same target pest. For example, such methods can be applied to increase the spectrum of insecticidal activity or 15 to increase specific activity against a certain target pest. Combinations of Insect Control Principles The engineered pesticidal polypeptides of the invention can be used in combination with Bacillus thuringiensis (Bt) Cry proteins or other pesticidal principles to increase pest 20 target range or to prevent or mitigate the devopment of pest resistance. A full list of Bt Cry proteins that may be useful in combinations with the engineered pesticidal polypeptides of the invention can be found on the worldwide web at Bacillus thuringiensis Toxin Nomenclature Database maintained by the University of Sussex (see also, Crickmore et al. (1998) Microbiol. Mol. Biol. Rev. 62:807-813). Other insecticidal principles include protease 25 inhibitors (both serine and cysteine types), lectins, a-amylase, peroxidase and cholesterol oxidase. Other Vip coding sequences, such as viplA(a) and vip2A(a) as disclosed in U.S. Pat. No. 5,849,870 and herein incorporated by reference, and other Vip3 proteins are also useful with the invention. The co-expression of more than one insecticidal principle in the same transgenic plant 30 can be achieved by genetically engineering a plant to contain and express all of the genes necessary as a molecular stack. Alternatively, a plant, Parent 1, can be genetically engineered for the expression of a polynucleotide encoding the engineered pesticidal polypeptides of the invention. A second plant, Parent 2, can be genetically engineered for the expression of a supplemental insect control principle. By crossing Parent 1 with Parent 2 to create a breeding 60 WO 2013/122720 PCT/US2013/022685 stack, progeny plants can be obtained, which express all the genes introduced into Parents 1 and 2. Transgenic plants or transgenic seed of the invention can also be treated with a chemical pesticide. Such chemical treatments may include insecticides, fungicides or 5 nematicides. The transgenic plants or seed of the invention can be treated with an insecticide or insecticidal seed coating as described in U.S. Patent Nos. 5,849,320 and 5,876,739, herein incorporated by reference. Where both the insecticide or insecticidal seed coating and the transgenic plant or seed of the invention are active against the same target insect, the combination is useful (i) in a method for enhancing activity of an engineered pesticidal 10 polypeptide of the invention against the target pest and (ii) in a method for preventing development of resistance to an engineered pesticidal polypeptide of the invention by providing a second mechanism of action against the target pest. Thus, the invention provides a method of enhancing activity against or preventing development of resistance in a target pest, for example an insect pest, comprising applying an insecticide or an insecticidal seed 15 coating to a transgenic plant or seed comprising one or more engineered pesticidal polypeptides of the invention. Examples of such insecticides include, without limitation, a synthetic pyrthroid such as tefluthrin, lambda cyhalothrin, bifenthrin, permethrin and cyfluthrin; a pyrethroid such as pyrethrin, taufluvalinate, flumethrin, trans-cyfluthrin, kadethrin, bioresmethrin, tetramethrin, phenothrin, empenthrin, cyphenothrin, prallethrin, 20 imiprothrin, allethrin and bioallethrin; oxadiazine derivative, a chloronicotinyl, such as imidacloprid, acetamiprid, and nitenpyram; a nitroguanidine; a pyrrol, such as chlorfenapyr; a pyrazole, such as tebufenpyrad; a diacylhydrazine, such as tebufenozide, methoxyfenozide, and halofenozide; a triazole, such as triazamate; a biological/fermentation product, such as avermectin and spinosad; a phenyl pyrazole, such as fipronil; an organophosphate, such as 25 acephate, fenamiphos, diazinon, chlorpyrifos, chlorpyrifon-methyl and malathion; and a carbamate, such as carbaryl, aldicarb, carbofuran, thiodicarb and oxamyl. Further information about pesticides of the types listed above can be found in The Pesticide Manual, 11th Ed., C. D. S. Tomlin, Ed., British Crop Protection Council, Farnham, Surry, UK (1997). Even where the insecticide or insecticidal seed coating is active against a different insect pest, the 30 insecticide or insecticidal seed coating is useful to expand the range of insect pest control. The invention further encompasses a method of protecting a transgenic plant of the invnetion against feeding damage by one or more pests, the method comprising providing a seed for the transgenic plant, wherein the seed comprises a nucleic acid molecule of the invention, and treating the seed with an effective amount of a pesticide which, in combination 61 WO 2013/122720 PCT/US2013/022685 with the polypeptide, is effective to protect a plant which grows from the seed against feeding damage by at least one or more pests. In another embodiment of the invention, a method of enhancing protection of a transgenic plant of the invention is provided, the method comprising providing a seed for the 5 transgenic plant, wherein the seed comprises a nucleic acid molecule of the invention, and treating the seed with an effective amount of a pesticide which, in combination with a polypeptide of the invention, is effective to protect a plant which grows from the seed against feeding damage by at least one or more pests to a degree greater than would be expected due to either the pesticide or the polypeptide alone. 10 Toxicity Assays A whole insect assay can be used for determining toxicity. In these assays, the Vip3 polypeptides are placed on insect diet, for example, artificial diet or plant tissue, and consumed by the target insect. Those clones causing growth inhibition or mortality to the 15 target insect can be tested in further bioassays to determine potency. In some embodiments, Vip3 genes encoding polypeptides with improved potency can be identified as those encoding polypeptides having a decreased EC 50 (concentration of polypeptide necessary to reduce insect growth by 50%) and/or LC 50 (concentration of polypeptide necessary to cause 50% mortality). 20 In vitro assays can also be used for screening for toxicity of the modified Vip3 polypeptides. Such assays typically involve the use of cultured insect cells that are susceptible to Vip3 polypeptides, and/or cells that express a receptor for the Vip3 polypeptides, either naturally or as a result of expression of a heterologous gene. Other in vitro assays can be used, for example, detection of morphological changes in cells, dyes and 25 labels useful for detecting cell death, or detection of the release of ATPase by cells. One example of a suitable in vitro assay using cultured insect cells for Vip3 polypeptides toxicity is that utilizing Sf9 (Spodopterafrugiperda) cells. Sf9 cells are highly sensitive to Vip3 polypeptides. When Vip3 polypeptides are mixed with Sf9 cells, the cell membranes become highly permeable to small molecules. When a dye such as trypan blue is added to the cell 30 suspension, those cells which are killed by the Vip3 polypeptide are stained blue. Thus, the cytotoxicity of the Vip3 polypeptide can be determined by image analysis. Additional in vitro assays involve the use of receptors for the Vip3 polypeptides. One such receptor is disclosed in US Patent 6,291,156, herein incorporated by reference. The Vip3 polypeptide receptor can be immobilized on a receiving surface, for example, without 62 WO 2013/122720 PCT/US2013/022685 limitation, a 96-well plate or a nitrocellulose membrane, and exposed to clones comprising the nucleotide sequences of this invention. Thus, nucleotide sequences of the invention that encode functional Vip3 polypeptides can be identified on the basis of binding affinity to the Vip3 receptor. Further, the gene encoding the Vip3 receptor can be transformed into a non 5 Vip3 susceptible cell line, for example the Schneider 2 (S2) Drosophila cell line, using methods known in the art (see for example, Clem and Miller, 1194, Mol. Cell. Biol. 14:5212 522). The transformed S2 cells can then be exposed to clones comprising nucleotide sequences of the invention. Thus, nucleotide sequences of the invention that encode functional polypeptides can be identified on the basis of induction of cell death. 10 The invention will now be described with reference to the following examples. It should be appreciated that these examples are not intended to limit the scope of the claims to the invention, but are rather intended to be exemplary of certain embodiments. Any variations in the exemplified methods that occur to the skilled artisan are intended to fall within the scope of the invention. 15 63 WO 2013/122720 PCT/US2013/022685 EXAMPLES Example 1. Residue selection criteria for increasing the specific activity of Vip3against European Corn Borer (ECB; Ostrinia nubilalis) 5 Vip3A (SEQ ID NO:15) is active against a wide spectrum of lepidopteran insects including black cutworm (BCW), corn earworm (CEW), tobacco budworm (TBW) and Fall armyworm (FAW), but has no activity against European corn borer (ECB). Vip3B (SEQ ID NO:16) and Vip3D (SEQ ID NO:1) are also active against FAW 10 and further have activity against ECB. However, Vip3B and Vip3D have a lower specific activity against ECB than, for example, CrylAb, which makes these proteins less attractive for a "high dose" strategy against ECB when deployed for insect control via expression in transgenic plants. Therefore, Vip3D was engineered to increase its specific activity against at least ECB. 15 Amino acids in Vip3D were chosen for mutagenesis based on an alignment of the amino acid sequences of Vip3A, Vip3B and Vip3D (See Table 2), the biological activity of the individual polypeptides and the following assumptions: 1) ECB activity of Vip3D is controlled by some of the amino acids that are conserved in Vip3B and Vip3D but are different in Vip3A (i.e. Vip3D=Vip3B#Vip3A). These amino acids are termed "essentials" 20 and are bolded in the sequence alignment disclosed in Table 2; 2) variation in ECB activity of Vip3B and Vip3D is regulated by mismatched amino acids between Vip3B and Vip3D. At these positions the amino acids in the three polypeptides are different (i.e. Vip3D#Vip3B#Vip3A). These amino acids are termed "synergists" and are marked in the sequence alignment of Table 2 with an "*" above the amino acid position; and 3) Vip3A has 25 some amino acids that are identical to amino acids in Vip3B or Vip3D that may be involved in Vip3B's or Vip3D's activity against ECB (i.e. Vip3B = Vip3A # Vip3D and Vip3D = Vip3A #Vip3B). These residues are termed "cryptic synergists" and are underlined in the sequence alignment disclosed in Table 2. In addition, based on what is known in the art about the core toxin region of Vip3A, the core toxin region of Vip3D was assumed to include 30 amino acids G200 (marked with an arrow in Table 2) to amino acid K787of SEQ ID NO: 1. 35 Table 2. Alignment of Vip3 Amino Acid Sequences. 64 WO 2013/122720 PCT/US2013/022685 Pos Sequence Start End Length Matches %Jdentity Ref 1 Vip3BSEQIDNO:16 1 787 787 aa 5 2 Vip3ASEQIDNO:15 1 789 789 aa 649 82 3 Vip3DSEQIDNO:1 1 788 788 aa 672 85 Vip3B 1 MNKNNTKLNARALPSFIDYFNGIYGFATGIKDIMNMIFKTDTGGNLTLDE 10 Vip3A 1 MNKNNTKLSTRALPSFIDYFNGIYGFATGIKDIMNMIFKTDTGGDLTLDE Vip3D 1 MNMNNTKLNARALPSFIDYFNGIYGFATGIKDIMNMIFKTDTGGNLTLDE Vip3B 51 ILKNQQLLNEISGKLDGVNGSLNDLIAQGNLNTELSKEILKIANEQNQVL 15 Vip3A 51 ILKNQQLLNDISGKLDGVNGSLNDLIAQGNLNTELSKEILKIANEQNQVL Vip3D 51 ILKNQQLLNEISGKLDGVNGSLNDLIAQGNLNTELSKEILKIANEQNQVL Vip3B 101 NDVNNKLNAINTMLHIYLPKITSMLNDVMKQNYALSLQIEYLSKQLQEIS 20 Vip3A 101 NDVNNKLDAINTMLRVYLPKITSMLSDVMKQNYALSLQIEYLSKQLQEIS Vip3D 101 NDVNNKLDAINTMLHIYLPKITSMLSDVMKQNYALSLQIEYLSKQLQEIS Vip3B 151 DKLDVINVNVLINSTLTEITPAYQRMKYVNEKFEDLTFATETTLKVKKNS 25 Vip3A 151 DKLDIINVNVLINSTLTEITPAYQRIKYVNEKFEELTFATETSSKVKKDG Vip3D 151 DKLDIINVNVLINSTLTEITPAYQRIKYVNEKFEELTFATETTLKVKKDS Vip3B 201 SPADILDELTELTELAKSVTKNDVDGFEFYLNTFHDVMVGNNLFGRSALK 30 Vip3A 201 SPADILDELTELTELAKSVTKNDVDGFEFYLNTFHDVMVGNNLFGRSALK Vip3D 201 SPADILDELTELTELAKSVTKNDVDGFEFYLNTFHDVMVGNNLFGRSALK Vip3B 251 TASELIAKENVKTSGSEVGNVYNFLIVLTALQAKAFLTLTTCRKLLGLAD 35 Vip3A 251 TASELITKENVKTSGSEVGNVYNFLIVLTALQAKAFLTLTTCRKLLGLAD Vip3D 251 TASELIAKENVKTSGSEVGNVYNFLIVLTALQAKAFLTLTTCRKLLGLAD Vip3B 301 IDYTFIMNEHLDKEKEEFRVNILPTLSNTFSNPNYAKAKGSNEDAKIIVE 40 Vip3A 301 IDYTSIMNEHLNKEKEEFRVNILPTLSNTFSNPNYAKVKGSDEDAKMIVE Vip3D 301 IDYTSIMNEHLNKEKEEFRVNILPTLSNTFSNPNYAKVKGSDEDAKMIVE Vip3B 351 AKPGYALVGFEMSNDSITVLKAYQAKLKQDYQVDKDSLSEIVYGDMDKLL 45 Vip3A 351 AKPGHALIGFEISNDSITVLKVYEAKLKQNYQVDKDSLSEVIYGDMDKLL Vip3D 351 AKPGHALVGFEMSNDSITVLKVYEAKLKQNYQVDKDSLSEVIYGDTDKLF Vip3B 401 CPDQSEQIYYTNNIAFPNEYVITKITFTKKMNSLRYEATANFYDSSTGDI 50 Vip3A 401 CPDQSEQIYYTNNIVFPNEYVITKIDFTKKMKTLRYEVTANFYDSSTGEI Vip3D 401 CPDQSEQIYYTNNIVFPNEYVITKIDFTKKMKTLRYEVTANFYDSSTGEI 55 Vip3B 451 DLNKTKVESSEAEYSTLSASTDGVYMPLGIISETFLTPINGFGIVVDENS Vip3A 451 DLNKKKVESSEAEYRTLSANDDGVYMPLGVISETFLTPINGFGLQADENS Vip3D 451 DLNKKKVESSEAEYRTLSANDDGVYMPLGVISETFLTPINGFGLQADENS 60 Vip3B 501 KLVNLTCKSYLREVLLATDLSNKETKLIVPPIGFISNIVENGNLEGENLE Vip3A 501 RLITLTCKSYLRELLLATDLSNKETKLIVPPSGFISNIVENGSIEEDNLE 65 WO 2013/122720 PCT/US2013/022685 Vip3D 501 RLITLTCKSYLRELLLATDLSNKETKLIVPPSGFISNIVENGSIEEDNLE Vip3B 551 PWKANNKNAYVDHTGGVNGTKALYVHKDGEFSQFIGDKLKSKTEYVIQYI 5 Vip3A 551 PWKANNKNAYVDHTGGVNGTKALYVHKDGGISQFIGDKLKPKTEYVIQYT Vip3D 551 PWKANNKNAYVDHTGGVNGTKALYVHKDGGFSQFIGDKLKPKTEYVIQYT Vip3B 601 VKGKASILLKDEKNGDCIYEDTNNGLEDFQTITKSFITGTDSSGVHLIFN 10 Vip3A 601 VKGKPSIHLKDENTGYIHYEDTNNNLEDYQTINKRFTTGTDLKGVYLILK Vip3D 601 VKGKPSIHLKDENTGYIHYEDTNNNLKDYQTITKRFTTGTDLKGVYLILK * * * * * * * Vip3B 651 SQNGDEAFGENFTISEIRLSEDLLSPELINSDAWVGSQGTWISGNSLTIN 15 Vip3A 651 SQNGDEAWGDNFIILEISPSEKLLSPELINTNNWTSTGSTNISGNTLTLY Vip3D 651 SQNGDEAWGDKFTILEIKPAEDLLSPELINPNSWITTPGASISGNKLFIN * * * ** * * *** * Vip3B 701 SNVNGTFRQNLSLESYSTYSMNFNVNGFAKVTVRNSREVLFEKNYPQLSP 20 Vip3A 701 QGGRGILKQNLQLDSFSTYRVYFSVSGDANVRIRNSREVLFEKRYMSG-A Vip3D 701 LGTNGTFRQSLSLNSYSTYSISFTASGPFNVTVRNSREVLFERSNLMSST * **** Vip3B 751 KDISEKFTTAANNTGLYVELSR---FTSGGAINFRNFSIK 25 Vip3A 750 KDVSEMFTTKFEKDNFYIELSQGNNLYGGPIVHFYDVSIK Vip3D 751 SHISGTFKTESNNTGLYVELSR--RSGGGGHISFENVSIK Using these criteria, 33 "essentials," 28 "synergists" and 74 "cryptic synergists" were identified as the best candidates for mutational analysis. The selected amino acids are shown 30 in Table 3. Table 3. Residues for Modification (same data as shown in Table 1, supra) Essentials(33) Synergists Cryptic Synergists (80) Essentials (33) (28) ________________ S200 N763 K668 G775 N312 A496 L642 H752 A257 T764 P681 H779 V338 R501 K643 G755 K284 G765 S683 S781 D342 1503 L649 K758 V358 L766 T686 E783 M347 T504 K650 G776 M362 V768 P688 H355 L514 W658 V785 F581 R772 S691 V372 5532 D660 T633 G778 K696 E374 S543 K661 T663 1780 L701 N380 1544 L665 D672 N784 T703 V391 E546 P669 G689 N714 1392 D547 A670 1699 1721 F400 G580 N682 N700 S722 V415 P591 1685 N704 T724 D426 T600 T687 T706 P728 K432 P605 A690 F707 S744 T433 H608 F698 66 WO 2013/122720 PCT/US2013/022685 R708 L746 V438 N613 G702 S712 M747 E449 T614 S710 Y716 S748 K455 Y616 A725 S720 T750 R465 1617 S726 T732 T756 N470 H618 F729 V733 E760 D471 N625 N730 S749 S761 V480 Y629 R743 1753 R773 L494 R635 N745 N762 S774 Q495 T637 S751 Example 2. Residue Substitution Mutant vip3D coding sequences, derived from the wild-type parent vip3D coding 5 sequence of SEQ ID NO: 1, were constructed using a QuikChange@ Site-Directed Mutagenesis Kit (Stratagene, La Jolla, CA). Mutagenesis primers were designed for providing specific point mutations using skills known in the art and did not always follow the manufacturer's suggested parameters for such design. The template for the mutagenesis reactions was the wild-type vip3D coding sequence (SEQ ID NO: 1) in a vector that 10 provides a 6X Histidine (6-His) tag as well as a short epitope sequence GMASMATGGQQMGRDLYDDDDKDPTL (SEQ ID NO: 453) for probing with antibodies at the N-terminus of the expressed mutant polypeptide. Briefly, the mutagenesis method comprises denaturing the vector comprising the vip3D coding sequence and anneling the denatured plasmid with the mutagensis primers containing the desired mutation. Using 15 the nonstrand-displacing action of PfuTurbo@ DNA polymerase (Stratagene, La Jolla, CA), the mutagenic primers were extended and incorporated resulting in nicked circular strands. The methylated, nonmutated parental DNA template is digested with the restriction ezyme Dpn I and the circular, nicked dsDNA is transformed into XL 1-Blue or comparable supercompetent cells. 20 Initially, alanine substitutions were made at the positions identified as cryptic, essential and synergistic. Primers are typically from about 27 to about 46 nucleotides in length and the forward primers are typically designed with the following general fromula: XlgcgX 2 , where cgc is the codon that encodes alanine and where X1 is a contiguous stretch of nucleotides 5' of the native vip3D codon to be mutated and X 2 is a contiguous stretch of 25 nucleotides 3' of the native vip3D codon to be mutated. X 1 typically comprises from 13 to 26 nucleotides and X 2 typically comprises from 11 to 19 nucleotides. The reverse primers are the reverse complement of the forward primers. For example, to make an alanine substitution 67 WO 2013/122720 PCT/US2013/022685 at position K668 of SEQ ID NO: 15, the forward primer 5' TACAATTTTAGAAATTgcgCCTGCGGAGGATTT-3' (SEQ ID NO: 131) and the reverse primer 5'-AAATCCTCCGCAGGcgcAATTTCTAAAATTGTA-3' (SEQ ID NO: 132) are used. Examples of other primers designed in this way for some of the positions to be mutated 5 but not all are shown in Table 4. The skilled person will recognize that Table 4 is meant to provide non-limiting examples of some primers useful in the invention and that other primer sequences may be used. Table 4. Examples of XcgcX 2 primers for making alanine substitutions. 10 SEQ SEQ ID ID Name Forward Primer (5'-+3') NO: Reverse Primer (5'-+3') NO: K668A TACAATTTTAGAAATTgcgCCTGCGGAGGATTT 131 AAATCCTCCGCAGGcgcAATTTCTAAAATTGTA 132 P681A CCAGAATTAATTAATgcgAATTCTTGGATTACG 133 CGTAATCCAAGAATTcgcATTAATTAATTCTGG 134 S683A TAATTAATCCGAATgcgTGGATTACGAC 135 GTCGTAATCCAcgcATTCGGATTAATTA 136 T686A GAATTCTTGGATTgcgACTCCAGGGGC 137 GCCCCTGGAGTcgcAATCCAAGAATTC 138 P688A CTTGGATTACGACTgcgGGGGCTAGCATTTC 139 GAAATGCTAGCCCCcgcAGTCGTAATCCAAG 140 S691A GACTCCAGGGGCTgcgATTTCAGGAAATAAAC 141 GTTTATTTCCTGAAATcgcAGCCCCTGGAGTC 142 K696A GCATTTCAGGAAATgcgCTTTTCATTAAC 143 GTTAATGAAAAGcgcATTTCCTGAAATGC 144 L701A GGAAATAAACTTTTCATTAACgcgGGGACAAATGGGACC 145 GGTCCCATTTGTCCCcgcGTTAATGAAAAGTTTATTTCC 146 T703A CTTTTCATTAACTTGGGGgcgAATGGGACCTTTAG 147 CTAAAGGTCCCATTcgcCCCCAAGTTAATGAAAAG 148 N714A GGACCTTTAGACAAAGTCTTTCATTAgcgAGTTATTCAACTTATAG 149 CTATAAGTTGAATAACTcgcTAATGAAAGACTTTGTCTAAAGGTCC 150 1721A CAACTTATAGTgcgAGCTTTACTGCATC 151 GATGCAGTAAAGCTcgcACTATAAGTTG 152 S722A GTTATTCAACTTATAGTATAgcgTTTACTGCATCAGGACC 153 GGTCCTGATGCAGTAAAcgcTATACTATAAGTTGAATAAC 154 T724A CTTATAGTATAAGCTTTgcgGCATCAGGACCATTTAATGTG 155 CACATTAAATGGTCCTGATGCcgcAAAGCTTATACTATAAG 156 P728A GCTTTACTGCATCAGGAgcgTTTAATGTGACGGTAAG 157 CTTACCGTCACATTAAAcgcTCCTGATGCAGTAAAGC 158 S744A GTATTATTTGAACGAgcgAACCTTATGTCTTC 159 GAAGACATAAGGTTcgcTCGTTCAAATAATAC 160 L746A GAACGAAGCAACgcgATGTCTTCAACTAGTC 161 GACTAGTTGAAGACATcgcGTTGCTTCGTTC 162 M747A GAACGAAGCAACCTTgcgTCTTCAACTAGTCATATTTC 163 GAAATATGACTAGTTGAAGAcgcAAGGTTGCTTCGTTC 164 S748A GAACGAAGCAACCTTATGgcgTCAACTAGTCATATTTC 165 GAAATATGACTAGTTGAcgcCATAAGGTTGCTTCGTTC 166 T750A CCTTATGTCTTCAgcgAGTCATATTTCTG 167 CAGAAATATGACTcgcTGAAGACATAAGG 168 T756A CTAGTCATATTTCTGGGgcgTTCAAAACTGAATCC 169 GGATTCAGTTTTGAAcgcCCCAGAAATATGACTAG 170 E760A GGACATTCAAAACTgcgTCCAATAATACCGG 171 CCGGTATTATTGGAcgcAGTTTTGAATGTCC 172 S761A CATTCAAAACTGAAgcgAATAATACCGGATTATATG 173 CATATAATCCGGTATTATTcgcTTCAGTTTTGAATG 174 R773A GTAGAACTTTCCCGTgcgTCTGGTGGTGGTGG 175 CCACCACCACCAGAcgcACGGGAAAGTTCTAC 176 S774A CTTTCCCGTCGCgcgGGTGGTGGTGGTC 177 GACCACCACCACCcgcGCGACGGGAAAG 178 G775A GAACTTTCCCGTCGCTCTgcgGGTGGTGGTCATATATC 179 GATATATGACCACCACCcgcAGAGCGACGGGAAAGTTC 180 H779A GGTGGTGGTGGTgcgATATCATTTGAAAAC 181 GTTTTCAAATGATATcgcACCACCACCACC 182 S781A GGTGGTGGTCATATAgcgTTTGAAAACGTTTC 183 GAAACGTTTTCAAAcgcTATATGACCACCACC 184 E783A GGTCATATATCATTTgcgAACGTTTCTATTAAA 185 TTTAATAGAAACGTTcgcAAATGATATATGACC 186 A257A CTGCTTCAGAATTAATTgcgAAAGAAAATGTG 187 CACATTTTCTTTcgcAATTAATTCTGAAGCAG 188 M362A CATTGGTTGGGTTTGAAgcgAGCAATGATTCAATCAC 189 GTGATTGAATCATTGCTcgcTTCAAACCCAACCAATG 190 T633A GATTATCAAACTATTgcgAAACGTTTTACTACAGG 191 CCTGTAGTAAAACGTTTcgcAATAGTTTGATAATC 192 T663A CTTGGGGAGATAAATTTgcgATTTTAGAAATTAAGCC 193 GGCTTAATTTCTAAAATcgcAAATTTATCTCCCCAAG 194 N700A GGAAATAAACTTTTCATTgcgTTGGGGACAAATGGGAC 195 GTCCCATTTGTCCCCAAcgcAATGAAAAGTTTATTTCC 196 T706A CTTGGGGACAAATGGGgcgTTTAGACAAAGTCTTTC 197 GAAAGACTTTGTCTAAAcgcCCCATTTGTCCCCAAG 198 S712A CCTTTAGACAAAGTCTTgcgTTAAACAGTTATTCAAC 199 GTTGAATAACTGTTTAAcgcAAGACTTTGTCTAAAGG 200 Y716A GTCTTTCATTAAACAGTgcgTCAACTTATAGTATAAGC 201 GCTTATACTATAAGTTGAcgcACTGTTTAATGAAAGAC 202 68 WO 2013/122720 PCT/US2013/022685 S720A CAGTTATTCAACTTATgcgATAAGCTTTACTGCATC 203 GATGCAGTAAAGCTTATcgcATAAGTTGAATAACTG 204 T732A GGACCATTTAATGTGgcgGTAAGAAATTCTAGG 205 CCTAGAATTTCTTACcgcCACATTAAATGGTCC 206 S749A GAAGCAACCTTATGTCTgcgACTAGTCATATTTCTGG 207 CCAGAAATATGACTAGTcgcAGACATAAGGTTGCTTC 208 T764A CAAAACTGAATCCAATAATgcgGGATTATATGTAGAAC 209 GTTCTACATATAATCCcgcATTATTGGATTCAGTTTTG 210 G765A CTGAATCCAATAATACCgcgTTATATGTAGAACTTTC 211 GAAAGTTCTACATATAAcgcGGTATTATTGGATTCAG 212 S200A CTTTAAAAGTAAAAAAGGATgcgTCGCCTGCTGATATTCTTG 213 CAAGAATATCAGCAGGCGAcgcATCCTTTTTTACTTTTAAAG 214 K284A CAGCTCTACAAGCAgcgGCTTTTCTTACTTTAAC 215 GTTAAAGTAAGAAAAGCcgcTGCTTGTAGAGCTG 216 V358A CCAGGACATGCATTGgcgGGGTTTGAAATGAGC 217 GCTCATTTCAAACCCcgcCAATGCATGTCCTGG 218 F581A CATAAGGACGGAGGAgcgTCACAATTTATTGGAG 219 CTCCAATAAATTGTGAcgcTCCTCCGTCCTTATG 220 D672A GAAATTAAGCCTGCGGAGgcgTTATTAAGCCCAG 221 CTGGGCTTAATAAcgcCTCCGCAGGCTTAATTTC 222 G689A GGATTACGACTCCAgcgGCTAGCATTTCAGG 223 CCTGAAATGCTAGCcgcTGGAGTCGTAATCC 224 1699A CAGGAAATAAACTTgcgATTAACTTGGGGACAAATGGG 225 CCCATTTGTCCCCAAGTTAATcgcAAGTTTATTTCCTG 226 N704A CATTAACTTGGGGACAgcgGGGACCTTTAGACAAAG 227 CTTTGTCTAAAGGTCCCcgcTGTCCCCAAGTTAATG 228 F707A GGGACAAATGGGACCgcgAGACAAAGTCTTTC 229 GAAAGACTTTGTCTcgcGGTCCCATTTGTCCC 230 R708A GACAAATGGGACCTTTgcgCAAAGTCTTTCATTAAAC 231 GTTTAATGAAAGACTTTGcgcAAAGGTCCCATTTGTC 232 V733A GGACCATTTAATGTGACGgcgAGAAATTCTAGGGAAG 233 CTTCCCTAGAATTTCTcgcCGTCACATTAAATGGTCC 234 1753A GTCTTCAACTAGTCATgcgTCTGGGACATTCAAAACTG 235 CAGTTTTGAATGTCCCAGAcgcATGACTAGTTGAAGAC 236 N762A GACATTCAAAACTGAATCCgcgAATACCGGATTATATGTAG 237 CTACATATAATCCGGTATTcgcGGATTCAGTTTTGAATGTC 238 N763A CATTCAAAACTGAATCCAATgcgACCGGATTATATGTAGAAC 239 GTTCTACATATAATCCGGTcgcATTGGATTCAGTTTTGAATG 240 L766A GAATCCAATAATACCGGAgcgTATGTAGAACTTTCCCG 241 CGGGAAAGTTCTACATAcgcTCCGGTATTATTGGATTC 242 V768A CAATAATACCGGATTATATgcgGAACTTTCCCGTCGCTCTG 243 CAGAGCGACGGGAAAGTTCcgcATATAATCCGGTATTATTG 244 R772A GTAGAACTTTCCgcgCGCTCTGGTGGTGGTG 245 CACCACCACCAGAGCGcgcGGAAAGTTCTAC 246 G778A CGCTCTGGTGGTGGTgcgCATATATCATTTG 247 CAAATGATATATGcgcACCACCACCAGAGCG 248 1780A GGTGGTGGTGGTCATgcgTCATTTGAAAACGTTTC 249 GAAACGTTTTCAAATGAcgcATGACCACCACCACC 250 N784A GTCATATATCATTTGAAgcgGTTTCTATTAAATAAAAGGG 251 CCCTTTTATTTAATAGAAACcgcTTCAAATGATATATGAC 252 Accordingly, as one of skill in the art would recognize, primers can be prepared for substituting other amino acid codons in Vip3 polypeptides or any amino acid codon in any polypeptide of interest using the formula of XnnnX 2 (n=any nucleotide; X 1 = contiguous 5 stretch of about 13 to 26 nucleotides 5' of the codon to be mutated; X 2 =contiguous stretch of about 11 to 19 nucleotides 3' of the codon to be mutated), as described herein. Other primers are designed to change a base at the first or second position or both the first and second positions of the native vip3D codon to be mutated. For example, to make an alanine substitution at position V785 of SEQ ID NO: 1, a forward primer 5' 10 CATATATCATTTGAAAACGcTTCTATTAAATAAAAG-3' (SEQ ID NO: 253) and a reverse primer 5'- CTTTTATTTAATAGAAgCGTTTTCAAATGATATATG-3' (SEQ ID NO: 254) may be used, where small case "c" in the forward primer and small case "g" in the reverse primer designate the mutated base pair in the codon encoding V785. Examples of other primers designed in this way for some of the positions to be mutated but not all are 15 shown in Table 5. The skilled person will recognize that different primer sequences for Vip polypeptides (or any other polypeptides of interest) may be designed and used in this manner (formula Xn 1
-
2
X
2 ; n=the first and/or second nucleotide of the codon to be mutated; X 1 = contiguous stretch of about 13 to 26 nucleotides 5' of the nucleotide(s) to be mutated; X 2 69 WO 2013/122720 PCT/US2013/022685 =contiguous stretch of about 11 to 19 nucleotides 3' of the nucleotide(s) to be mutated)) and that Table 5 is meant to provide non-limiting examples of some primers useful in the invention. 5 Table 5. Examples of primers for changing first and/or second position of mutated vip3 codon. SEQ SEQ ID ID Name Forward Primer (5'+-3') NO: Reverse Primer (5'+-3') NO: V785A CATATATCATTTGAAAACGcTTCTATTAAATAAAAG 253 CTTTTATTTAATAGAAgCGTTTTCAAATGATATATG 254 G776A TCCCGTCGCTCTGGTGcTGGTGGTCATATATCA 255 TGATATATGACCACCAgCACCAGAGCGACGGGA 256 K758A ATTTCTGGGACATTCgcAACTGAATCCAATAAT 257 ATTATTGGATTCAGTTgcGAATGTCCCAGAAAT 258 S751A CTTATGTCTTCAACTgcTCATATTTCTGGGAC 259 GTCCCAGAAATATGAgcAGTTGAAGACATAAG 260 N745A TTATTTGAACGAAGCgcCCTTATGTCTTCAAC 261 GTTGAAGACATAAGGgcGCTTCGTTCAAATAA 262 R743A GAAGTATTATTTGAAgcAAGCAACCTTATGTC 263 GACATAAGGTTGCTTgcTTCAAATAATACTTC 264 F729A CTGCATCAGGACCAgcTAATGTGACGGTAAG 265 CTTACCGTCACATTAgcTGGTCCTGATGCAG 266 S726A GTATAAGCTTTACTGCAgCAGGACCATTTAATG 267 CATTAAATGGTCCTGcTGCAGTAAAGCTTATAC 268 G702A CTTTTCATTAACTTGGcGACAAATGGGACCTTT 269 AAAGGTCCCATTTGTCgCCAAGTTAATGAAAAG 270 F698A CAGGAAATAAACTTgcCATTAACTTGGGGAC 271 GTCCCCAAGTTAATGgcAAGTTTATTTCCTG 272 L665A GATAAATTTACAATTgcAGAAATTAAGCCTGC 273 GCAGGCTTAATTTCTgcAATTGTAAATTTATC 274 K661A GAAGCTTGGGGAGATgcATTTACAATTTTAG 275 CTAAAATTGTAAATgcATCTCCCCAAGCTTC 276 D660A GAAGCTTGGGGAGcTAAATTTACAATTT 277 AAATTGTAAATTTAgCTCCCCAAGCTTC 278 W658A CAAAATGGAGATGAAGCTgcGGGAGATAAATTTACAA 279 TTGTAAATTTATCTCCCgcAGCTTCATCTCCATTTTG 280 L649A GGGAGTGTATTTAATTgcAAAAAGTCAAAATGG 281 CCATTTTGACTTTTTgcAATTAAATACACTCCC 282 K643A CTACAGGAACTGATTTAgcGGGAGTGTATTTAATTT 283 AAATTAAATACACTCCCgcTAAATCAGTTCCTGTAG 284 L642A TTACTACAGGAACTGATgcAAAGGGAGTGTATTT 285 AAATACACTCCCTTTgcATCAGTTCCTGTAGTAA 286 T637A CTATTACTAAACGTTTTgCTACAGGAACTGATTTA 287 TAAATCAGTTCCTGTAGcAAAACGTTTAGTAATAG 288 Y629A TAATAATTTAAAAGATgcTCAAACTATTACTAAACG 289 CGTTTAGTAATAGTTTGAgcATCTTTTAAATTATTA 290 N625A GAAGATACAAATAATgcTTTAAAAGATTATCA 291 TGATAATCTTTTAAAgcATTATTTGTATCTTC 292 H618A ATACTGGATATATTgcTTATGAAGATACAA 293 TTGTATCTTCATAAgcAATATATCCAGTAT 294 1617A GAAAATACTGGATATgcTCATTATGAAGATAC 295 GTATCTTCATAATGAgcATATCCAGTATTTTC 296 T614A CATTTAAAAGATGAAAATgCTGGATATATTCATTATG 297 CATAATGAATATATCCAGcATTTTCATCTTTTAAATG 298 H608A GGAAAACCTTCTATTgcTTTAAAAGATGAAAATAC 299 GTATTTTCATCTTTTAAAgcAATAGAAGGTTTTCC 300 T600A GTATGTAATCCAATATgCTGTTAAAGGAAAACC 301 GGTTTTCCTTTAACAGcATATTGGATTACATAC 302 P591A GGAGATAAGTTAAAAgCGAAAACTGAGTATG 303 CATACTCAGTTTTCGcTTTTAACTTATCTCC 304 D547A CGGGTCCATAGAAGAGGcCAATTTAGAGCCGTGG 305 CCACGGCTCTAAATTGgCCTCTTCTATGGACCCG 306 1544A TGTAGAGAACGGGTCCgcAGAAGAGGACAATTTAG 307 CTAAATTGTCCTCTTCTgcGGACCCGTTCTCTACA 308 S543A TATTGTAGAGAACGGGgCCATAGAAGAGGACAA 309 TTGTCCTCTTCTATGGcCCCGTTCTCTACAATA 310 S532A CTAAATTGATCGTCCCACCAgcTGGTTTTATTAGCAATATTG 311 CAATATTGCTAATAAAACCAgcTGGTGGGACGATCAATTTAG 312 L514A CATATTTAAGAGAAgcACTGCTAGCAACAG 313 CTGTTGCTAGCAGTgcTTCTCTTAAATATG 314 T504A GAAAATTCAAGATTAATTgCTTTAACATGTAAATCAT 315 ATGATTTACATGTTAAAGcAATTAATCTTGAATTTTC 316 1503A GAAAATTCAAGATTAgcTACTTTAACATGTAAATC 317 GATTTACATGTTAAAGTAgcTAATCTTGAATTTTC 318 R501A GCTGATGAAAATTCAgcATTAATTACTTTAAC 319 GTTAAAGTAATTAATgcTGAATTTTCATCAGC 320 Q495A GATAAATGGGTTTGGCCTCgcAGCTGATGAAAATTCAAG 321 CTTGAATTTTCATCAGCTgcGAGGCCAAACCCATTTATC 322 L494A GATAAATGGGTTTGGCgcCCAAGCTGATGAAAATTC 323 GAATTTTCATCAGCTTGGgcGCCAAACCCATTTATC 324 V480A GTATATGCCATTAGGTGcCATCAGTGAAACATTT 325 AAATGTTTCACTGATGgCACCTAATGGCATATAC 326 F400A GATACGGATAAATTAgcTTGTCCAGATCAATC 327 GATTGATCTGGACAAgcTAATTTATCCGTATC 328 T396A GGTTATTTATGGTGATgCGGATAAATTATTTTG 329 CAAAATAATTTATCCGcATCACCATAAATAACC 330 1392A CCTTATCGGAGGTTgcTTATGGTGATACGG 331 CCGTATCACCATAAgcAACCTCCGATAAGG 332 V391A GGATTCCTTATCGGAGGcTATTTATGGTGATACGG 333 CCGTATCACCATAAATAgCCTCCGATAAGGAATCC 334 70 WO 2013/122720 PCT/US2013/022685 H355A GTGGAAGCTAAACCAGGAgcTGCATTGGTTGGGTTTG 335 CAAACCCAACCAATGCAgcTCCTGGTTTAGCTTCCAC 336 M347A GTGATGAAGATGCAAAGgcGATTGTGGAAGCTAAACC 337 GGTTTAGCTTCCACAATCgcCTTTGCATCTTCATCAC 338 Double alanine mutants may also be made and tested according to the methods disclosed herein. Some embodiments of such double mutants that were made include 1544A + S712A, K455A + V338A, H618A + T750A, L701A + 1721A, S722A + S781A, S761A + 5 S744A, S781A + S744A and S781A + T750A. Double mutants were made by mutating a first position with primers designed as described above in a PCR reaction, confirmed to be correct, and then in a subsequent PCR reaction, using DNA from the first mutant as a template, mutating a second position using primers designed as described above. 10 Example 3: Bioassay of Vip3D Alanine Mutant Proteins The single and double alanine-substituted Vip3D mutant polypeptides described in Example 2 were tested against European corn borer (ECB) and fall armyworm (FAW) using an art-recognized artificial diet bioassay method. Briefly, E. coli clones each expressing one 15 of the mutant Vip3D polypeptides was grown overnight. The overnight culture was sonicated and the amount of polypeptide in inclusion bodies was determined. An equal amount of polypeptide solution from each mutant clone was then applied to the surface of an artifical insect diet (Bioserv, Inc., Frenchtown, NJ) in small petri-dishes. After the diet surface dried, ECB or FAW larvae were added to each plate. The plates were sealed and maintained at 20 ambient laboratory conditions with regard to temperature, lighting and relative himidity. A positive-control group consists of ECB or FAW larvae exposed to a wild-type Vip3D polypeptide. Negative control groups consist of ECB or FAW larvae exposed to the insect diet without a test substance (diet alone) and insect diet treated with a vector-minus E. coli protein solution (i.e. no Vip3D polypeptide). Mortality was assessed after about 120 hours 25 and scored relative to the wild-type Vip3D polypeptide. Any polypeptides showing either an increase or a decrease in activity were retained. Those mutants with substitutions having no effect (i.e. activity was comparable to wild-type Vip3D) or those for which no polypeptide was expressed were discarded. The results of the bioassays on the alanine mutants of Vip3D, part of which are shown 30 in Table 6, show that alanine mutantations at amino acid positions V338, K455, D471, Q495, R501, S543, 1544, G580, P591, P605, H608, Y616, 1617, H618, R635, K643, W658, P681, S712, 1753, E760, V768A, S774, G775, and H779 had a significantly higher specific activity 71 WO 2013/122720 PCT/US2013/022685 against ECB than the wild-type Vip3D polypeptide from which the mutants were derived. The alanine mutants at position E374, V415, T433, V438, E449, V480, L649, D672, N700, Y716, S722, N763, 1780 and S781 were found not to have significantly different toxicity to ECB when comapred to the wild-type Vip3D polypeptide. The Vip3D polypeptides with 5 alanine mutations at amino acid positions L514, E546, T614, T724, T743, S744, T756, S761 T764, G778 and V785 were found to have lower toxicity to ECB when compared to the wild type Vip3D polypeptide. Furthermore, alanine substitutions of amino acids at positions M362, V372, F400 R465, L494, 1503, S532, T600, N625, Y629, K650, N682, S683, G689, L701, M747, L766 and R773 knocked out ECB activity completely. Therefore, the results 10 clearly show that certain amino acids in a Vip3 protein play a role in that protein's activity against at least European corn borer. Most of the alanine mutations had no impact on FAW activity. However, an alanine substitution at amino acids V372 and G689 knocked out or significantly reduced activity of Vip3lD against FAW. These same mutations knocked out ECB activity completely. This is an indication that these amino acids may play an important 15 role for Vip3 toxicity in general. Table 6. Results of bioassays of alanine mutant Vip3D polypeptides. 20 Cryptic Synergists Cryptic Synergists (con't) Essentials Activity Activity Activity Mutation ECB FAW Mutation ECB FAW Mutation ECB FAW Vip3D Vip3D Vip3D (Parent) ++ +++ (Pa rent) ++ +++ (Parent) ++ 4+ V338A +++ +++ K650A - ++ MA362A - ++ V372A - - VV658A +++ +++ G689A - + E374A ++ +++ N682A - ++ D672A ++ +++ F400A - ++ T743A + +++ N700A ++ +++ V415A ++ +++ V785A + +++ S712A +++ +++ T433A ++ +++ Y716A ++ +++ V438A ++ +++ Synerg ists 1753A +++ +++ E449A ++ +++ Activity N763A ++ +++ K455A +++ +++ Mutation ECB FAW T764A + ++ R465A - ++ VpDL766A - ++ N470A ++ +++ (Parent) ++ +++ V768A +++ +++ D471A +++ +++ P681A +++ +++ G778A + ++ V480A ++ ++ S683A - ++ 1780A ++ +++ 72 WO 2013/122720 PCT/US2013/022685 L494A - +++ L701A Q495A +++ +++ S722A ++ +++ R501A +++ +++ T724A + +++ 1503A - +++ S744A + +++ L514A + +++ M747A S532A - +++ T756A + +++ S543A +++ +++ E760A +++ +++ 1544A +++ +++ S761A + +++ E546A + +++ R773A G580A +++ +++ S774A +++ +++ P591A +++ +++ G775A +++ +++ T600A - +++ H779A +++ +++ P605A +++ +++ S781A ++ +++ H608A +++ +++ T614A + +++ Y616A +++ +++ 1617A +++ +++ H618A +++ +++ N625A - +++ Y629A - +++ R635A +++ +++ K643A +++ +++ L649A ++ +++ Table 7 shows the results of double-mutant bioassays. All double mutants maintained their activity against FAW. Double mutants K455A + V338A, 1544A + S712A and H618A +T750A were as active against ECB and FAW as their single mutant counterparts. However, 5 double mutants S722A + S781A, S761A +S744A, S781A + S744A and S781A + T750A were less active against ECB than their single mutant counterparts. Further, combining mutations L70 1A + 172 1A knocked out ECB activity even though their single mutant counterparts had greater ECB activity than the wild-type Vip3D protein. 10 Table 7. Results of double mutant bioassays. Activity Category of Amino Double Acid at Mutated Mutation ECB FAW Position K455A + V338A +++ +++ cryptic + cryptic 1544A + S712A +++ +++ cryptic + essential H618A + T750A +++ +++ cryptic + synergist L701A + 1721A - +++ synergist + synergist S722A + S781A + +++ synergist + synergist 73 WO 2013/122720 PCT/US2013/022685 S761A + S744A + +++ synergist + synergist S781A + S744A + +++ synergist + synergist S781A + T750A + +++ synergist + synergist Example 4. Residue Spin The amino acids identified above as playing a critical role in ECB activity are now 5 replaced by any of the known 20 amino acids (herein named "residue spin"), so as to identify at a critical position the best performing amino acid, i.e. yielding a Vip3D polypeptide with higher specific activity to ECB and/or an improved spectrum of pesticidal activity. Several amino acid characteristics can be used to prioritize which amino acids would be used in the spin residue mutations. For example, amino acids can be ranked by importance to possible 10 effects on target organism gut receptor binding with hybrophobicity>charge>size. The procedure to generate the residue spin mutants at certain amino acid positions is essentially identical to the procedure used to construct the alanine mutants as described in Example 2, except that different primer pairs are used. Primers used in the residue spin mutations are typically from about 27 to about 40 nucleotides in length. The forward primers 15 are designed to change a base at a first, second and/or third position or any combination thereof, of the native vip3D codon to be mutated and typically have the following general fromula: X 1
NX
2 , where N is from one to three mutated bases of the mutated codon and where XI is a contiguous stretch of nucleotides 5' of the native vip3D base(s) to be mutated and X 2 is a contiguous stretch of nucleotides 3' of the native vip3D base(s) to be mutated. The 20 reverse primers are the reverse complement of the forward primers. For example, without limitation, to change the valine (V) at position 338 of SEQ ID NO: 1 to a threonine (T), a forward primer 5'-CCTAATTATGCAAAAacTAAAGGAAGTGATGAAG-3' (SEQ ID NO:339) and a reverse primer 5'- CTTCATCACTTCCTTTAGTTTTTGCATAATTAGG-3' (SEQ ID NO:340) may be used, where small case "ac" in the forward primer designate the 25 mutated bases in the codon encoding V3 38. Examples of additional primers designed in this way for some of the positions to be mutated by residue spin are shown in Table 8. The skilled person will recognize that primer sequences different from those shown in Table 8 may be designed and used in this manner and that Table 8 provides only a non-limiting example of some primers useful with the invention. Using these examples, the skilled person 30 can mutate any position in a protein of interest. Table 8. Primers useful for residue spin mutations. 74 WO 2013/122720 PCT/US2013/022685 Name Forward Primer (5'-+3') SEQ ID Reverse Primer (5'-+3') SEQ NO: ID NO: V338S CCTAATTATGCAAAAtcTAAAGGAAGTGATGAAG 339 CTTCATCACTTCCTTTAGATTTTGCATAATTAGG 340 V338T CCTAATTATGCAAAAacTAAAGGAAGTGATGAAG 341 CTTCATCACTTCCTTTAGTTTTTGCATAATTAGG 342 V338N CCTAATTATGCAAAAaaTAAAGGAAGTGATGAAG 343 CTTCATCACTTCCTTTATTTTTTGCATAATTAGG 344 V338Q CCTAATTATGCAAAAcaaAAAGGAAGTGATGAAG 345 CTTCATCACTTCCTTTttGTTTTGCATAATTAGG 346 V338G CCTAATTATGCAAAAGgTAAAGGAAGTGATGAAG 347 CTTCATCACTTCCTTTACCTTTTGCATAATTAGG 348 R465V GAAGCGGAGTATgtAACGTTAAGTGCTAATG 349 CATTAGCACTTAACGTTACATACTCCGCTTC 350 R465L GAAGCGGAGTATctAACGTTAAGTGCTAATG 351 CATTAGCACTTAACGTTAGATACTCCGCTTC 352 R465T GAAGCGGAGTATAcAACGTTAAGTGCTAATG 353 CATTAGCACTTAACGTTGTATACTCCGCTTC 354 R465N GAAGCGGAGTATAatACGTTAAGTGCTAATG 355 CATTAGCACTTAACGTATTATACTCCGCTTC 356 R465Q GAAGCGGAGTATcaAACGTTAAGTGCTAATG 357 CATTAGCACTTAACGTTTGATACTCCGCTTC 358 D471V GTTAAGTGCTAATGtTGATGGAGTGTATATGC 359 GCATATACACTCCATCAACATTAGCACTTAAC 360 D4711 GTTAAGTGCTAATatTGATGGAGTGTATATGC 361 GCATATACACTCCATCAATATTAGCACTTAAC 362 D471N GTTAAGTGCTAATaaTGATGGAGTGTATATGC 363 GCATATACACTCCATCATTATTAGCACTTAAC 364 D471Q GTTAAGTGCTAATcAaGATGGAGTGTATATGC 365 GCATATACACTCCATCTTGATTAGCACTTAAC 366 D471R GTTAAGTGCTAATcgTGATGGAGTGTATATGC 367 GCATATACACTCCATCACGATTAGCACTTAAC 368 K455V GAAATTGACTTAAATAAGgtAAAAGTAGAATCAAGTG 369 CACTTGATTCTACTTTTACCTTATTTAAGTCAATTTC 370 K4551 GAAATTGACTTAAATAAGAtAAAAGTAGAATCAAGTG 371 CACTTGATTCTACTTTTATCTTATTTAAGTCAATTTC 372 K455G GAAATTGACTTAAATAAGggAAAAGTAGAATCAAGTG 373 CACTTGATTCTACTTTTCCCTTATTTAAGTCAATTTC 374 K455S GAAATTGACTTAAATAAGtcAAAAGTAGAATCAAGTG 375 CACTTGATTCTACTTTTGACTTATTTAAGTCAATTTC 376 K455N GAAATTGACTTAAATAAGAAcAAAGTAGAATCAAGTG 377 CACTTGATTCTACTTTGTTCTTATTTAAGTCAATTTC 378 K455E GAAATTGACTTAAATAAGgAAAAAGTAGAATCAAGTG 379 CACTTGATTCTACTTTTTCCTTATTTAAGTCAATTTC 380 F400Q GATACGGATAAATTAcagTGTCCAGATCAATC 381 GATTGATCTGGACACTGTAATTTATCCGTATC 382 F400S GATACGGATAAATTAtctTGTCCAGATCAATC 383 GATTGATCTGGACAAGATAATTTATCCGTATC 384 F400M GATACGGATAAATTAatgTGTCCAGATCAATC 385 GATTGATCTGGACACATTAATTTATCCGTATC 386 F400W GATACGGATAAATTAtggTGTCCAGATCAATC 387 GATTGATCTGGACACCATAATTTATCCGTATC 388 F400Y GATACGGATAAATTAtatTGTCCAGATCAATC 389 GATTGATCTGGACAATATAATTTATCCGTATC 390 F400E GATACGGATAAATTAgagTGTCCAGATCAATC 391 GATTGATCTGGACACTCTAATTTATCCGTATC 392 F400R GATACGGATAAATTAcgtTGTCCAGATCAATC 393 GATTGATCTGGACAACGTAATTTATCCGTATC 394 N700E GAAATAAACTTTTCATTgagTTGGGGACAAATGG 395 CCATTTGTCCCCAACTCAATGAAAAGTTTATTTC 396 N700R GAAATAAACTTTTCATTcgcTTGGGGACAAATGG 397 CCATTTGTCCCCAAGCGAATGAAAAGTTTATTTC 398 N700S GAAATAAACTTTTCATTagtTTGGGGACAAATGG 399 CCATTTGTCCCCAAACTAATGAAAAGTTTATTTC 400 N700L GAAATAAACTTTTCATTctcTTGGGGACAAATGG 401 CCATTTGTCCCCAAGAGAATGAAAAGTTTATTTC 402 N700M GAAATAAACTTTTCATTatgTTGGGGACAAATGG 403 CCATTTGTCCCCAACATAATGAAAAGTTTATTTC 404 N700W GAAATAAACTTTTCATTtggTTGGGGACAAATGG 405 CCATTTGTCCCCAACCAAATGAAAAGTTTATTTC 406 N700Y GAAATAAACTTTTCATTtacTTGGGGACAAATGG 407 CCATTTGTCCCCAAGTAAATGAAAAGTTTATTTC 408 N700F GAAATAAACTTTTCATTttcTTGGGGACAAATGG 409 CCATTTGTCCCCAAGAAAATGAAAAGTTTATTTC 410 V768M AATACCGGATTATATatgGAACTTTCCCGTCGC 411 GCGACGGGAAAGTTCCATATATAATCCGGTATT 412 V768W AATACCGGATTATATtggGAACTTTCCCGTCGC 413 GCGACGGGAAAGTTCCCAATATAATCCGGTATT 414 V768Y AATACCGGATTATATtatGAACTTTCCCGTCGC 415 GCGACGGGAAAGTTCATAATATAATCCGGTATT 416 V768E AATACCGGATTATATgaaGAACTTTCCCGTCGC 417 GCGACGGGAAAGTTCTTCATATAATCCGGTATT 418 V768R AATACCGGATTATATcgaGAACTTTCCCGTCGC 419 GCGACGGGAAAGTTCTCGATATAATCCGGTATT 420 V768Q AATACCGGATTATATcaaGAACTTTCCCGTCGC 421 GCGACGGGAAAGTTCTTGATATAATCCGGTATT 422 V768T AATACCGGATTATATACAGAACTTTCCCGTCGC 423 GCGACGGGAAAGTTCTGTATATAATCCGGTATT 424 L494M GATAAATGGGTTTGGCatgCAAGCTGATGAAAATTC 425 GAATTTTCATCAGCTTGCATGCCAAACCCATTTATC 426 L494W GATAAATGGGTTTGGCtggCAAGCTGATGAAAATTC 427 GAATTTTCATCAGCTTGCCAGCCAAACCCATTTATC 428 L494Y GATAAATGGGTTTGGCtacCAAGCTGATGAAAATTC 429 GAATTTTCATCAGCTTGGTAGCCAAACCCATTTATC 430 L494E GATAAATGGGTTTGGCgagCAAGCTGATGAAAATTC 431 GAATTTTCATCAGCTTGCTCGCCAAACCCATTTATC 432 L494R GATAAATGGGTTTGGCcgcCAAGCTGATGAAAATTC 433 GAATTTTCATCAGCTTGGCGGCCAAACCCATTTATC 434 L494Q GATAAATGGGTTTGGCcagCAAGCTGATGAAAATTC 435 GAATTTTCATCAGCTTGCTGGCCAAACCCATTTATC 436 L494T GATAAATGGGTTTGGCaccCAAGCTGATGAAAATTC 437 GAATTTTCATCAGCTTGGGTGCCAAACCCATTTATC 438 L642E TTACTACAGGAACTGATgaaAAGGGAGTGTATTT 439 AAATACACTCCCTTTTCATCAGTTCCTGTAGTAA 440 L642M TTACTACAGGAACTGATatgAAGGGAGTGTATTT 441 AAATACACTCCCTTCATATCAGTTCCTGTAGTAA 442 L642N TTACTACAGGAACTGATaatAAGGGAGTGTATTT 443 AAATACACTCCCTTATTATCAGTTCCTGTAGTAA 444 L642R TTACTACAGGAACTGATcgaAAGGGAGTGTATTT 445 AAATACACTCCCTTTCGATCAGTTCCTGTAGTAA 446 L642S TTACTACAGGAACTGATtcaAAGGGAGTGTATTT 447 AAATACACTCCCTTTGAATCAGTTCCTGTAGTAA 448 L642W TTACTACAGGAACTGATtggAAGGGAGTGTATTT 449 AAATACACTCCCTTCCAATCAGTTCCTGTAGTAA 450 L642Y TTACTACAGGAACTGATtatAAGGGAGTGTATTT 451 AAATACACTCCCTTATAATCAGTTCCTGTAGTAA 452 Example 5. Bioassay of residue spin mutants 5 The residue spin Vip3D mutants described in Example 4 were tested against European corn borer (ECB) as described above. Many mutants were tested in two separate bioassays and many of them tested in three separate bioassays. Biological activity was 75 WO 2013/122720 PCT/US2013/022685 compared to the alanine mutant at that same position. Results from some of these bioassays are shown in Table 9. Spin residues are compared to the alanine mutant results (shaded cells) from Example 3. 5 Table 9. Bioactivity of spin residue mutants against European corn borer. Residue Spin ECB Residue Spin ECB Residue Spin ECB Mutation Activity Mutation Activity Mutation Activity V 338A ... ........... ............. V338N +++ D471N +++ M747W + V338T +++ D471T +++ M747Y V338P +++ D4711 ++ M747S V338G +++ D471Q ++ M747K V338W + D471V + M747E V338Y + |||IA M747C V338S + S532N +++ M747Q V338L + S532Y ++ L766A V338K + S532K +++ L766T + V3381 - S532M +++ L766P ++ V338M + S532C - L766G + V338E ++ S532D +++ L766W ++ V338C + 1544A +++ L766S ++ V338Q ++ 1544N +++ L766K + V338F ++ H608A ++ L7661 + V338D ++ H608L +++ L766M + ..... Y629A - L766E ++ K455N + Y629W L766C ++ K455T ++ Y629S - L766F ++ K455G +++ Y629K - L766R ++ K4551 +++ Y629E - GS80A K455E +++ Y629Q - G580N ++ R465A -Y629F ++ G580T ++ R465N ++ R3AG580P + V465T + R635S ++ G580W++ V465P + K643A ++ G580Y ++ V465G + K643S ++ G580S ++ V465W ++ L649A ++ G580K ++ V465Y + L649W - G580M ++ V465S ++ L649S - G580C ++ V465L ++ L649R - G580H ++ V465K ++ 563A G580L ++ V4651 ++ S683N - G580E V465M ++ S683Y - K650A 76 WO 2013/122720 PCT/US2013/022685 V465E ++ S683K - K650N ++ V465C ++ S683M V465Q ++ S683C V465F - S683D V465D ++ Example 6. Advanced testing of Vip3 mutants Certain non-limiting criteria may be used to select mutant polypeptides described in 5 the Examples above for further testing and evaluation. Mutants that were advanced had: (1) improved ECB activity; (2) no negative effect on FAW activity; (3) the ability to be expressed in E. coli; and (4) no observed instability. Based on these critera, 12 single Vip3D mutant polypeptides including V338A, K455A, K455G, R465L, S532D, S532Y, 15444A, G580A, S712A, E760A, L766W and 10 V768A were tested in at least three further bioassays against ECB essentially as described above at a polypeptide concentration of 300 ng/cm 2 of diet. Results are shown in Table 10. Table 10. Bioactivity of Vip3 mutants against European corn borer. Vip3D Mutant % Mortality Range Vip3D Mutant % Mortality Range V338A >90 1544A >90 K455A >90 G580A 50-90 K455G 50-90 S712A >90 R465L 50-90 E760A >90 S532D 50-90 L766W 50-90 S532Y 50-90 V768A >90 15 The six mutants that consistently produced >90% ECB mortality were advanced for determination of the engineered polypeptide's LC 50 (lethal concentration required to kill 50% of the exposed insects). 20 Example 7. Determination ofLC50s for selected engineered polypeptides Nucleic acid molecules encoding each mutant polypeptide were cloned into a pTrcHis TOPO* vectors (Invitrogen Corp., Carlsbad, CA) according to the manufacturer's 77 WO 2013/122720 PCT/US2013/022685 instructions. The pTrcHis TOPO® vector has a HisG epitope and a 6x His tag N-terminal to the mutant coding sequence for detection and purification of the recombinant polypeptide. A pTrcHis-Vip3D mutant vector was transformed into E. coli using essentially the manufacturer's instructions. Each E. coli clone was grown at 370 C, induced using IPTG, 5 cells harvested and lysates prepared as per the manufacturer's instructions. Mutant polypeptides were purified using the ProBondTM Purification System (Invitrogen Corp.), which is designed for purification of 6xHis-tagged recombinant polypeptides expressed in bacteria, essentially according to the manufacturer's instructions. Purified mutant polypeptides were quantitated and used for LC 50 determinations. 10 Each mutant polypeptide was tested at multiple concentrations in ECB bioassays essentially as described above. Probit analysis was used to calculate the LC 50 for each mutant polypeptide. Table 11 shows the LC 50 values for six mutant polypeptides compared to the wild-type Vip3D, as well as Vip3C (SEQ ID NO: 17) and Vip3A (SEQ ID NO: 15), both of which are members of the Vip3 polypeptide class that are closely related to Vip3D. 15 Table 11. Specific activity of mutant polypeptides against ECB and FAW.
LC
50 ( g/cm 2 ) of Vip3 wild-type and mutant polypeptides Insect Species Vip3A Vip3C Vip3D V338A K455A 1544A S712A E760A V768A ECB Inactive 0.5 0.45 0.47 0.19 0.21 0.18 0.21 0.15 FAW 0.20 0.34 0.15 1.18 0.11 0.94 1.78 1.03 0.43 Results show that five of the selected mutant Vip3D polypeptides have a 2-3 fold 20 lower LC 50 against European corn borer (ECB) than the wild-type Vip3D, which significantly increases the likelihood they would be high dose in ECB management. One mutant, V338A, has approximately the same LC 50 against ECB as the wild-type Vip3D polypeptide. Interestingly, most of the mutants had a higher LC 50 against fall armyworm (FAW) than the wild-type. One mutant, K455A, had a lower LC50 against FAW. Therefore, the K455A 25 mutation improved the specific activity of the parent wild-type Vip3D polypeptide against both ECB and FAW. Example 8. Characterization of Vip3E 78 WO 2013/122720 PCT/US2013/022685 The Vip3D-K455A mutant was analyzed further. Using extracts from lepidopteran insect guts, this particular position, K455, was determined to be a "hot spot" in Vip3A and Vip3D that is recognized by lepidopteran gut enzymes for degradation of the polypeptide. By removing this "hot spot" (i.e. by making a K->A mutation), degradation of a Vip3 5 polypeptide by serine proteases may be blocked, thereby stabilizing the Vip3 polypeptide in the insect gut and allowing it more time to act (e.g., kill or otherwise control the insect). The Vip3D-K455A mutant was named Vip3E. Further assays of Vip3E showed that at 3 ig/cm 2 , the polypeptide is: (1) highly active (100% mortality) against European corn borer, fall army worm, black cutworm (Agrotis 10 ipsilon), corn earworm (Helicoverpa zea), beet armyworm (Spodoptera exigua) and diamondback moth (Plutella xylostella); (2) moderately active (>50% mortality and significant growth inhibition) against pink bollworm (Pectinophora gossypiella), and tobacco budworm (Heliothis virescens), causing some mortiality, feeding and/or growth inhibition; and (3) not active against monarch butterfly (Danaus plexippus), an environmentally 15 beneficial lepidopteran insect, or the coleopteran pests, western corn rootworm (Diabrotica virgifera) and Colorado potato beetle (Leptinotarsa decemlineata). Example 9. Expression of Vip3E in plants 20 A synthetic maize-optimized polynucleotide (SEQ ID NO:454) encoding the Vip3E polypeptide was transformed into maize plants. For this example, a first expression cassette was made comprising a maize ubiquitin promoter (Ubil) operably linked to the Vip3E coding sequence which was operably linked to a Nos terminator and a second expression cassette was made comprising a Ubi 1 promoter operably linked to a phosphomannose isomerase 25 (PMI) coding sequence which was operably linked to a Nos terminator. Expression of PMI allows for positive selection of transgenic plants on mannose. Both expression cassettes were cloned into a suitable vector for Agrobacterium-mediated maize transformation. The resulting vector was designated pSYN12225 (Figure 1). Transformation of immature maize embryos was performed essentially as described in 30 Negrotto et al., 2000, Plant Cell Rep 19:798-803. Briefly, Agrobacterium strain LBA4404 (pSB 1) comprising pSYN12225 was grown on YEP (yeast extract (5 g/L), peptone (10g/L), NaCl (5g/L), 15g/l agar, pH 6.8) solid medium for 2- 4 days at 28C. Approximately 0.8X 79 WO 2013/122720 PCT/US2013/022685 10 9 Agrobacterium cells were suspended in LS-inf media supplemented with 100 piM As. Bacteria were pre-induced in this medium for approximately 30-60 minutes. Immature embryos from maize inbred JHAX707 were excised from 8-12 day old ears into liquid LS-inf + 100 ptM As. Embryos were rinsed once with fresh infection medium. 5 Agrobacterium solution was then added and embryos were vortexed for 30 seconds and allowed to settle with the bacteria for 5 minutes. The embryos were then transferred scutellum side up to LSAs medium and cultured in the dark for two to three days. Subsequently, between approximately 20 and 25 embryos per petri plate were transferred to LSDc medium supplemented with cefotaxime (250 mg/1) and silver nitrate (1.6 mg/1) and 10 cultured in the dark at approximately 28'C for 10 days. Immature embryos, producing embryogenic callus were transferred to LSD1M0.5S medium. The cultures were selected on this medium for approximately 6 weeks with a subculture step at about 3 weeks. Surviving calli were transferred to Regl medium supplemented with mannose. Following culturing in the light (16 hour light/ 8 hour dark 15 regiment), green tissues were then transferred to Reg2 medium without growth regulators and incubated for about 1-2 weeks. Plantlets were transferred to Magenta GA-7 boxes (Magenta Corp, Chicago Ill.) containing Reg3 medium and grown in the light. After about 2-3 weeks, plants were tested for the presence of the PMI genes and the vip3E gene by PCR. Positive plants from the PCR assay were transferred to a greenhouse and tested for resistance to insect 20 pests. Example 10. Analysis of transgenic maize plants Plants were sampled as they are being transplanted from Magenta GA-7 boxes into 25 soil. Sampling consisted of cutting two small pieces of leaf (about 2-4 cm long) and placing each in a small petri dish. Vip3E protein concentration was determined on leaves from the same plants. Negative controls were either transgenic plants that were PCR negative for the vip3E gene from the same experiment, or from non-transgenic plants (of a similar size to test plants) that were being grown under similar conditions. 30 Leaf samples from each plant were inoculated with either European corn borer (Ostrinia nubilalis) or fall armyworm (Spodopterafrugiperda) by placing 10 first instar larvae onto each leaf piece. Petri dishes were then tightly sealed. 80 WO 2013/122720 PCT/US2013/022685 Bioassay data were collected at about 3-4 days post-inoculation. The percent mortality of the larvae was calculated along with a visual damage rating of the leaf. Feeding damage was rated as high, moderate, low, or absent and given a numerical value of 3, 2, 1 or 0, respectively. 5 Results shown in Table 12 indicate that transgenic maize plants comprising a vip3E polynucleotide and expressing the Vip3E polypeptide, are insecticidal to at least European corn borer (ECB) and fall armyworm (FAW). Some Vip3E-expressing events were also active against black cutworm (Agrotis ipsilon) and corn earworm (Helicoverpa zea). Vip3E protein concentration in these events ranged from about 450-1000 ptg/mg soluble protein. 10 Table 12. Efficacy of transgenic maize expressing Vip3E. Event ECB ECB FAW FAW % Feeding Damage % Mortality Feeding Damage Mortality 1302A9A 100 0.5 100 0 1302A8A 100 1 100 0 1301A9A 95 1.5 100 0 1301A5A 100 0.5 100 0 1301A6A 100 1 100 0 1301A2A 100 0 100 0 1304A11A 100 0 100 0 1304A13A 100 0.5 100 0 Neg Control 0 3 0 3 Example 11. Improved engineered polypeptides can increase speed of kill 15 Engineered polypeptides of the invention have a variety of functions, uses and activities. For example, the engineered polypeptides of the invention can accelerate the kill rate compared to wild-type polypeptides against a targeted pest organism. In this example, engineered polypeptides and wild-type Vip3D were tested against corn earworm (CEW; 20 Helicoverpa zea) at approximately the same polypeptide concentration and the CEW mortality scored after 120 hr. 81 WO 2013/122720 PCT/US2013/022685 Results are shown in Table 13. Some engineered polypeptides produced faster kill rates than wild-type Vip3D. For example, mutants S761A, T750A, S683A and T686A caused 58-64% mortality after 120 hr compared to 33% mortality caused by wild-type Vip3D. 5 82 WO 2013/122720 PCT/US2013/022685 Table 13. Speed of kill bioassay results. Mutant Percent mortality (120 hr) P681A 27 S683A 58 T686A 58 S691A 0 L701A 0 1721A 8 S722A 0 S744A 46 M747A 42 T750A 64 T756A 50 S761A 58 Vip3D) 33 Negative 0 Control Example 12. Methods as applied to the making of other recombinant polypeptides 5 The above described methods can be used for identifying target amino acid positions for mutation analysis in any polypeptide where 1) one or more family members has moderate to high activity against a target pest; and 2) one or more members of the same family have low to no activity against the same target pest. For example, such methods can be applied to Bacillus thuringiensis Cry proteins to improve their insecticidal activity against a certain 10 target pest(s). For example, without limitation, these methods can be applied to the Cry2A class of Bt Cry proteins. Cry2Aa (SEQ ID NO: 455) and Cry2Ab (SEQ ID NO: 456) are both moderately active against certain Heliothine species. However, Cry2Ac (SEQ ID NO: 457), a closely related member of the Cry2A family, has very low specific activity against many of these 15 pests, particularly Helicoverpa species. The relative toxicities (LC 5 o (ng/cm 2 )) of Cry2A proteins for Heliothine species were reported in Liao et al. 2002. J Invert. Pathol., 80: 55-63 as follows: (1) Helicoverpa armigera: Cry2Aa= 149, Cry2Ab=421 and Cry2Ac= 1678; (2) Helicoverpa punctigera: Cry2Aa=52, Cry2Ab=412 and Cry2Ac=6205; (3) Helicoverpa zea: Cry2Aa= 114-4043, Cry2Ab=61 and 20 Cry2Ac=Not Determined; and (4) Helicoverpa virescens: Cry2Aa= 15.1, Cry2Ab=20.6 and Cry2Ac=120. To improve the activity of Cry2Ab against at least certain Helicoverpa species, all three amino acid sequences can be aligned as shown in Table 10. Based on the criteria 83 WO 2013/122720 PCT/US2013/022685 described above, the amino acid positions can be categorized as "essential" (bolded in Table 14), "synergist" (* in Table 14), or "cryptic synergist" (underlined in Table 14) in order to identify the key amino acids to mutate as described above. Such categorization is shown in Table 15. Numbering of the amino acid residues in Table 15 is based on the amino acid 5 sequence of Cry2Ab (SEQ ID NO:45). Table 14. Alignment of Cry 2 amino acid sequences. Alignment: Global Protein alignment against reference molecule 10 Parameters: Scoring matrix: BLOSUM 62 Reference molecule: Cry2Aa, Region 1-633 Number of sequences to align: 3 15 Pos Sequence Start End Length Matches %Identity Ref 1 Cry2Aa (SEQ ID NO:457) 1 633 633 aa 20 2 Cry2Ac (SEQ ID NO:359) 1 622 622 aa 508 80 3 Cry2Ab(SEQIDNO:358) 1 633 633 aa 556 87 * * 25 Cry2Aa 1 MNNVLNSGRTTICDAYNVVAHDPFSFEH-KSLDTIQKEWMEWKRTDH3SLYV Cry2Ac 1 MNTVLNNGRNTTCHAHNVVAHDPFSFEHKSLNTIEKEWKEWKRTDHSLYV Cry2Ab 1 MNSVLNSGRTTICDAYNVAAHDPFSFQHKSLDTVQKEWTEWKKNNHSLYL * * 30 Cry2Aa 51 APVVGTVSSFLLKKVGSLIGKRILSELWGIIFPSGSTNLMQDILRETEQF Cry2Ac 51 APIVGTVGSFLLKKVGSLVGKRILSELQNLIFPSGSIDLMQEILRATEQF Cry2Ab 51 DPIVGTVASFLLKKVGSLVGKRILSELRNLIFPSGSTNLMQDILRETEKF * * 35 Cry2Aa 101 LNQRLNTDTLARVNAELIGLQANIREFNQQVDNFLNPTQNPVPLSITSSV Cry2Ac 101 INQRLNADTLGRVNAELAGLQANVAEFNRQVDNFLNPNQNPVPLAIIDSV Cry2Ab 101 LNQRLNTDTLARVNAELTGLQANVEEFNRQVDNFLNPNRNAVPLSITSSV * 40 Cry2Aa 151 NTMQQLFLNRLPQFQIQGYQLLLLPLFAQAANMHLSFIRDVILNADEWGI Cry2Ac 151 NTLQQLFLSRLPQFQTQGYQLLLLPLFAQAANFNLSFIRGVILNADEWGI Cry2Ab 151 NTMQQLFLNRLPQFQMQGYQLLLLPLFAQAANLHLSFTRDVTLNADEWGT Cry2Aa 201 SAATLRTYRDYLRNYTRDYSNYCINTYQTAFRGLNTRLHDMLEFRTYMFL 45 Cry2Ac 201 SAATVRTYRDHLRKFHRDYSNYCINPYQTAFRGLNHRLPDMLEFRTYMFL Cry2Ab 201 SAATLRTYRDYLKNYTRDYSNYCINTYQSAFKGLNTRLHDMLEFRTYMFL Cry2Aa 251 NVFEYVSIWSLFKYQSLMVSSGANLYASGSGPQQTQSFTAQNWPFLYSLF 50 Cry2Ac 251 NVFEYVSIWSLFKYQSLLVSSGANLYASGSGP--TQSFTAQNWPFLYSLF Cry2Ab 251 NVFEYVSIWSLFKYQSLLVSSGANLYASGSGPQQTQSFTSQDWPFLYSLF * * ** * 84 WO 2013/122720 PCT/US2013/022685 Cry2Aa 301 QVNSNYILSGISGTRLSITFPNIGGLPGSTTTHSLNSARVNYSGGVSSGL Cry2Ac 299 QVNSNYVLNGLSGARTTITFPNIGGLPVYHNS-TLHFARINYRGGVSSSR Cry2Ab 301 QVNSNYVLNGFSGARLSNTFPNIVGLPGSTTTHALLAARVNYSGGISSGD 5 * * * Cry2Aa 351 IGATNLNHNFNCSTVLPPLSTPFVRSWLDSGTDREGVATSTNWQTESFQT Cry2Ac 348 IGQANLNQNFNISTLFNPLQTPFIRSWLDSGTDREGVATSTNWQSGAFET Cry2Ab 351 IGASPFNQNFNCSTFLPPLLTPFVRSWLDSGSDREGVATVTNWQTESFET 10 * * * Cry2Aa 401 TLSLRCGAFSARGNSNYFPDYFIRNISGVPLVIRNEDLTRPLHYNQIRNI Cry2Ac 398 TL-LRFSIFSARGNSNFFPDYFIRNISGVVGTISNADLARPLHFNEIRDI Cry2Ab 401 TLGLRSGAFTARGNSNYFPDYFIRNISGVPLVVRNEDLRRPLHYNEIRNI 15 * * Cry2Aa 451 ESPSGTPGGARAYLVSVHNRKNNIYAANENGTMIHLAPEDYTGFTISPIH Cry2Ac 447 ----GTT--AVASLVTVHNRKNNIYDTHENGTMIHLAPNDYTGFTVSPIH Cry2Ab 451 ASPSGTPGGARAYMVSVHNRKNNIHAVHENGSMIHLAPNDYTGFTISPIH 20 Cry2Aa 501 ATQVNNQTRTFISEKFGNQGDSLRFEQSNTTARYTLRGNGNSYNLYLRVS Cry2Ac 491 ATQVNNQIRTFISEKYGNQGDSLRFELSNPTARYTLRGNGNSYNLYLRVS Cry2Ab 501 ATQVNNQTRTFISEKFGNQGDSLRFEQNNTTARYTLRGNGNSYNLYLRVS 25 Cry2Aa 551 SIGNSTIRVTINGRVYTVSNVNTTTNNDGVNDNGARFSDINIGNIVASDN Cry2Ac 541 SIGSSTIRVTINGRVYT-ANVNTTTNNDGVLDNGARFSDINIGNVVASAN Cry2Ab 551 SIGNSTIRVTINGRVYTATNVNTTTNNDGVNDNGARFSDINIGNVVASSN 30 Cry2Aa 601 TNVTLDINVTLNSGTPFDLMNIMFVPTNLPPLY Cry2Ac 590 TNVPLDIQVTFNGNPQFELMNIMFVPTNLPPLY Cry2Ab 601 SDVPLDINVTLNSGTQFDLMNIMLVPTNISPLY 85 WO 2013/122720 PCT/US2013/022685 Table 15. Identified amino acid positions to mutate for engineering Cry2Ab. Essential S7 T107 Y215 A337 L404 T456 V603 S10 Alll T216 V340 G413 V467 P604 112 S145 T226 1346 1426 L486 1607 D14 T147 T236 D350 S427 P498 Y16 S148 H239 N359 G428 N506 D32 M153 A314 S363 P430 G517 Q35 N159 R315 T364 V432 G520 T87 H184 L326 T371 R440 N544 N88 D190 P327 N392 N445 N570 D92 L205 G328 W393 N449 A597 E96 Y211 S329 Q394 A451 N600 L101 N214 T330 G403 P453 D602 Synergist S3 E125 A334 L402 T39 L183 S347 N435 A58 N309 1351 H468 R78 T331 C362 D589 T118 H333 P367 Cryptic Synergist A19 K99 S290 E396 1590 Q27 V124 N305 G407 N591 V34 R129 V307 V429 G593 K43 N138 S312 L442 L605 N44 R139 L316 S454 S613 N45 A141 N322 S466 D618 L50 M166 S343 N469 L619 D51 K213 G352 N472 153 S229 A353 E479 V69 K232 P355 N518 N79 L268 D379 R558 L80 F288 V387 V585 It should be understood that the examples and embodiments described herein are for 5 illustrative purposes only and that various modifications or changes in light thereof will be suggested to persons skilled in the art and are to be included within the spirit and purview of this application and the scope of the appended claims. 86
权利要求:
Claims (55)
[1] 1. An engineered pesticidal polypeptide comprising an amino acid sequence having at least 95% identity to SEQ ID NO:1 and further comprising at least one amino acid 5 mutation at a position that corresponds to a position identified in Table 1, or any combination thereof, wherein the mutation improves pesticidal activity of the engineered polypeptide against at least Ostrinia nubilalis (European corn borer, ECB) compared to the ECB activity of a wild-type polypeptide from which the engineered polypeptide is derived. 10
[2] 2. The engineered pesticidal polypeptide of claim 1, wherein the at least one amino acid mutation corresponds to a position selected from the group consisting of V3 38, K455, R465, S532, 1544, G580, S712, E760, L766, and V768.
[3] 3. The engineered pesticidal polypeptide according to claim 1, wherein the at 15 least one amino acid mutation is at a position identified in Table 1, or any combination thereof, and wherein the mutation improves pesticidal activity of the engineered polypeptide against at least Ostrinia nubilalis (European corn borer, ECB) compared to the ECB activity of the wild-type polypeptide of SEQ ID NO:1. 20
[4] 4. The engineered pesticidal polypeptide of claim 3, wherein the at least one amino acid mutation is at a position selected from the group consisting of V338, K455, R465, S532, 1544, G580, S712, E760, L766, and V768.
[5] 5. The engineered pesticidal polypeptide of claim 3, wherein the at least one 25 amino acid mutation corresponds to a position selected from the group consisting of V3 3 8A, V338N, V338T, V338P, V338G, V338W, V338Y, V338S, V338L, V338K, V3381, V338M, V338E, V338C, V338Q, V338F, V338D, K455A, K455N, K455T, K455G, K4551, K455E, R465A, R465N, V465T, V465P, V465G, V465W, V465Y, V465S, V465L, V465K, V4651, V465M, V465E, V465C, V465Q, V465F, V465D, D471A, D471N, D471T, D4711, D471Q, 30 D471V, S532A, S532N, S532Y, S532K, S532M, S532C, S532D, 1544A, 1544N, H608A, H608L, Y629A, Y629W, Y629S, Y629K, Y629E, Y629Q, Y629F, R635A, R635S, K643A, K643S, L649A, L649W, L649S, L649R, S683A, S683N, S683Y, S683K, S683M, S683C, S683D, M747A, M747W, M747Y, M747S, M747K, M747E, M747C, M747Q, L766A, L766T, L766P, L766G, L766W, L766S, L766K, L7661, L766M, L766E, L766C, L766F, 87 WO 2013/122720 PCT/US2013/022685 L766R, G580A, G580N, G580T, G580P, G580W, G580Y, G580S, G580K, G580M, G580C, G580H, G580L, G580E, K650A, K650N, and any combination thereof.
[6] 6. The engineered pesticidal polypeptide of claim 3, wherein the at least one 5 amino acid mutation is a mutation selected from the group consisting of V3 3 8A, V33 8N, V338T, V338P, V338G, V338W, V338Y, V338S, V338L, V338K, V3381, V338M, V338E, V338C, V338Q, V338F, V338D, K455A, K455N, K455T, K455G, K4551, K455E, R465A, R465N, V465T, V465P, V465G, V465W, V465Y, V465S, V465L, V465K, V4651, V465M, V465E, V465C, V465Q, V465F, V465D, D471A, D471N, D471T, D4711, D471Q, D471V, 10 S532A, S532N, S532Y, S532K, S532M, S532C, S532D, 1544A, 1544N, H608A, H608L, Y629A, Y629W, Y629S, Y629K, Y629E, Y629Q, Y629F, R635A, R635S, K643A, K643S, L649A, L649W, L649S, L649R, S683A, S683N, S683Y, S683K, S683M, S683C, S683D, M747A, M747W, M747Y, M747S, M747K, M747E, M747C, M747Q, L766A, L766T, L766P, L766G, L766W, L766S, L766K, L7661, L766M, L766E, L766C, L766F, L766R, 15 G580A, G580N, G580T, G580P, G580W, G580Y, G580S, G580K, G580M, G580C, G580H, G580L, G580E, K650A, K650N, and any combination thereof.
[7] 7. The engineered pesticidal polypeptide of claim 1, wherein the at least one amino acid mutation corresponds to a mutation selected from the group consisting of: a 20 mutation of 1544A and of S712A, a mutation of K455A and of V338A, a mutation of H618A and of T750A, a mutation of L701A and of 1721A, a mutation of S722A and of S781A, a mutation of S761A and S744A, a mutation of S781A and of S744A, and a mutation of S781A and of T750A, and any combination thereof. 25
[8] 8. The engineered pesticidal polypeptide of claim 3, wherein the at least one amino acid mutation is selected from the group consisting of a mutation of 1544A and of S712A, a mutation of K455A and of V338A, a mutation of H618A and of T750A, a mutation of L701A and of 1721A, a mutation of S722A and of S781A, a mutation of S761A and S744A, a mutation of S78 1A and S744A, and a mutation of S78 1A and T750A, and any 30 combination thereof.
[9] 9. The polypeptide of claim 3, wherein the polypeptide comprises an amino acid sequence selected from the group consisting of the amino acid sequence of SEQ ID NO:3, the amino acid sequence of SEQ ID NO:5, the amino acid sequence of SEQ ID NO:7, the 35 amino acid sequence of SEQ ID NO:9, the amino acid sequence of SEQ ID NO:11, the 88 WO 2013/122720 PCT/US2013/022685 amino acid sequence of SEQ ID NO:13, the amino acid sequence of SEQ ID NO:18, the amino acid sequence of SEQ ID NO:20, the amino acid sequence of SEQ ID NO:22, the amino acid sequence of SEQ ID NO:24, the amino acid sequence of SEQ ID NO:26, the amino acid sequence of SEQ ID NO:28, the amino acid sequence of SEQ ID NO:30, the 5 amino acid sequence of SEQ ID NO:32, the amino acid sequence of SEQ ID NO:34, the amino acid sequence of SEQ ID NO:36, the amino acid sequence of SEQ ID NO:38, the amino acid sequence of SEQ ID NO:40, the amino acid sequence of SEQ ID NO:42, the amino acid sequence of SEQ ID NO:44, the amino acid sequence of SEQ ID NO:46, the amino acid sequence of SEQ ID NO:48, the amino acid sequence of SEQ ID NO:50, the 10 amino acid sequence of SEQ ID NO:52, the amino acid sequence of SEQ ID NO:54, the amino acid sequence of SEQ ID NO:56, the amino acid sequence of SEQ ID NO:58, the amino acid sequence of SEQ ID NO:60, the amino acid sequence of SEQ ID NO:62, the amino acid sequence of SEQ ID NO:64, the amino acid sequence of SEQ ID NO:66, the amino acid sequence of SEQ ID NO:68, the amino acid sequence of SEQ ID NO:70, the 15 amino acid sequence of SEQ ID NO:72, the amino acid sequence of SEQ ID NO:74, the amino acid sequence of SEQ ID NO:76, the amino acid sequence of SEQ ID NO:78, the amino acid sequence of SEQ ID NO:80, the amino acid sequence of SEQ ID NO:82, the amino acid sequence of SEQ ID NO:84, the amino acid sequence of SEQ ID NO:86, the amino acid sequence of SEQ ID NO:88, the amino acid sequence of SEQ ID NO:90, the 20 amino acid sequence of SEQ ID NO:92, the amino acid sequence of SEQ ID NO:94, the amino acid sequence of SEQ ID NO:96, the amino acid sequence of SEQ ID NO:98, the amino acid sequence of SEQ ID NO:100, the amino acid sequence of SEQ ID NO:102, the amino acid sequence of SEQ ID NO:104, the amino acid sequence of SEQ ID NO:106, the amino acid sequence of SEQ ID NO:108, the amino acid sequence of SEQ ID NO:110, the 25 amino acid sequence of SEQ ID NO:112, the amino acid sequence of SEQ ID NO:115, the amino acid sequence of SEQ ID NO:117, the amino acid sequence of SEQ ID NO:119, the amino acid sequence of SEQ ID NO:121, the amino acid sequence of SEQ ID NO:123, the amino acid sequence of SEQ ID NO:125, the amino acid sequence of SEQ ID NO:127, the amino acid sequence of SEQ ID NO:129, the amino acid sequence of SEQ ID NO:131, the 30 amino acid sequence of SEQ ID NO:133, the amino acid sequence of SEQ ID NO:135, the amino acid sequence of SEQ ID NO:137, the amino acid sequence of SEQ ID NO:139, the amino acid sequence of SEQ ID NO:141, the amino acid sequence of SEQ ID NO:143, the amino acid sequence of SEQ ID NO:145, and any combination thereof. 89 WO 2013/122720 PCT/US2013/022685
[10] 10. A recombinant nucleic acid molecule comprising a nucleotide sequence encoding the polypeptide of any one of claims 1 to 9.
[11] 11. The recombinant nucleic acid molecule of claim 6, wherein the nucleotide 5 sequence is selected from the group consisting of the nucleotide sequence of SEQ ID NO:4, the nucleotide sequence of SEQ ID NO:6, the nucleotide sequence of SEQ ID NO:8, the nucleotide sequence of SEQ ID NO:1O, the nucleotide sequence of SEQ ID NO:12, the nucleotide sequence of SEQ ID NO:14, the nucleotide sequence of SEQ ID NO:19, the nucleotide sequence of SEQ ID NO:21, the nucleotide sequence of SEQ ID NO:23, the 10 nucleotide sequence of SEQ ID NO:25, the nucleotide sequence of SEQ ID NO:27, the nucleotide sequence of SEQ ID NO:29, the nucleotide sequence of SEQ ID NO:31, the nucleotide sequence of SEQ ID NO:33, the nucleotide sequence of SEQ ID NO:35, the nucleotide sequence of SEQ ID NO:37, the nucleotide sequence of SEQ ID NO:39, the nucleotide sequence of SEQ ID NO:41, the nucleotide sequence of SEQ ID NO:43, the 15 nucleotide sequence of SEQ ID NO:45, the nucleotide sequence of SEQ ID NO:47, the nucleotide sequence of SEQ ID NO:49, the nucleotide sequence of SEQ ID NO:51, the nucleotide sequence of SEQ ID NO:53, the nucleotide sequence of SEQ ID NO:55, the nucleotide sequence of SEQ ID NO:57, the nucleotide sequence of SEQ ID NO:59, the nucleotide sequence of SEQ ID NO:61, the nucleotide sequence of SEQ ID NO:63, the 20 nucleotide sequence of SEQ ID NO:65, the nucleotide sequence of SEQ ID NO:67, the nucleotide sequence of SEQ ID NO:69, the nucleotide sequence of SEQ ID NO:71, the nucleotide sequence of SEQ ID NO:73, the nucleotide sequence of SEQ ID NO:75, the nucleotide sequence of SEQ ID NO:77, the nucleotide sequence of SEQ ID NO:79, the nucleotide sequence of SEQ ID NO:81, the nucleotide sequence of SEQ ID NO:83, the 25 nucleotide sequence of SEQ ID NO:85, the nucleotide sequence of SEQ ID NO:87, the nucleotide sequence of SEQ ID NO:89, the nucleotide sequence of SEQ ID NO:91, the nucleotide sequence of SEQ ID NO:93, the nucleotide sequence of SEQ ID NO:95, the nucleotide sequence of SEQ ID NO:97, the nucleotide sequence of SEQ ID NO:99, the nucleotide sequence of SEQ ID NO:101, the nucleotide sequence of SEQ ID NO:103, the 30 nucleotide sequence of SEQ ID NO:105, the nucleotide sequence of SEQ ID NO:107, the nucleotide sequence of SEQ ID NO:109, the nucleotide sequence of SEQ ID NO:111, the nucleotide sequence of SEQ ID NO:113, the nucleotide sequence of SEQ ID NO:116, the nucleotide sequence of SEQ ID NO:118, the nucleotide sequence of SEQ ID NO:120, the nucleotide sequence of SEQ ID NO:122, the nucleotide sequence of SEQ ID NO:124, the 90 WO 2013/122720 PCT/US2013/022685 nucleotide sequence of SEQ ID NO:126, the nucleotide sequence of SEQ ID NO:128, the nucleotide sequence of SEQ ID NO:130, the nucleotide sequence of SEQ ID NO:132, the nucleotide sequence of SEQ ID NO:134, the nucleotide sequence of SEQ ID NO:136, the nucleotide sequence of SEQ ID NO:138, the nucleotide sequence of SEQ ID NO:140, the 5 nucleotide sequence of SEQ ID NO:142, the nucleotide sequence of SEQ ID NO:144, the nucleotide sequence of SEQ ID NO:146, and any combination thereof.
[12] 12. The recombinant nucleic acid molecule of claim 10 or claim 11, wherein the nucleotide sequence is operatively associated with a promoter. 10
[13] 13. A recombinant vector comprising the nucleic acid molecule of claim 12.
[14] 14. A transgenic non-human host cell comprising the nucleic acid molecule of claim 12. 15
[15] 15. The transgenic non-human host cell according to claim 14, which is a bacterial cell or a plant cell.
[16] 16. A transgenic plant comprising the plant cell of claim 15. 20
[17] 17. The transgenic plant of claim 16, wherein the plant is selected from the group consisting of sorghum, wheat, sunflower, tomato, cole crops, cotton, rice, soybean, sugar beet, sugar cane, tobacco, barley, oilseed rape and maize. 25
[18] 18. The transgenic plant of claim 17, wherein the plant is maize.
[19] 19. A product harvested from the plant of any one of claims 16 to 18.
[20] 20. A processed product produced from the harvested product of claim 19. 30
[21] 21. A crop comprising a plurality of the plants of any one of claims 16 to 18 planted together in an agricultural field. 91 WO 2013/122720 PCT/US2013/022685
[22] 22. The transgenic plant of any one of claims 16 to 18, wherein the plant is treated with a second pesticidal agent.
[23] 23. The transgenic plant of claim 22, wherein the pesticidal agent is (a) a synthetic 5 pyrthroid such as tefluthrin, lambda cyhalothrin, bifenthrin, permethrin and cyfluthrin; (b) a pyrethroid such as pyrethrin, taufluvalinate, flumethrin, trans-cyfluthrin, kadethrin, bioresmethrin, tetramethrin, phenothrin, empenthrin, cyphenothrin, prallethrin, imiprothrin, allethrin and bioallethrin; (c) a oxadiazine derivative; (d) a chloronicotinyl, such as imidacloprid, acetamiprid, and nitenpyram; (e) a nitroguanidine insecticide selected from the 10 group consisting of pyrroles, such as chlorfenapyr, a pyrazole, such as tebufenpyrad, and fenpyroximate; (f) a diacylhydrazine, such as tebufenozide, methoxyfenozide, and halofenozide; (g) a triazole, such as triazamate; (h) a biological/fermentation product, such as avermectin and spinosad; (i) a phenyl pyrazole, such as fipronil; U) an organophosphate, such as acephate, fenamiphos, diazinon, chlorpyrifos, chlorpyrifon-methyl and malathion; and (k) 15 a carbamate, such as carbaryl, aldicarb, carbofuran, thiodicarb and oxamyl.
[24] 24. A transgenic seed comprising the recombinant nucleic acid molecule of claim 12. 20
[25] 25. The transgenic seed of claim 24, wherein the seed has been treated with a pesticidal agent.
[26] 26. The transgenic seed of claim 25, wherein the pesticidal agent is a) a synthetic pyrthroid such as tefluthrin, lambda cyhalothrin, bifenthrin, permethrin and cyfluthrin; (b) a 25 pyrethroid such as pyrethrin, taufluvalinate, flumethrin, trans-cyfluthrin, kadethrin, bioresmethrin, tetramethrin, phenothrin, empenthrin, cyphenothrin, prallethrin, imiprothrin, allethrin and bioallethrin; (c) a oxadiazine derivative; (d) a chloronicotinyl, such as imidacloprid, acetamiprid, and nitenpyram; (e) a nitroguanidine insecticide selected from the group consisting of pyrroles, such as chlorfenapyr, a pyrazole, such as tebufenpyrad, and 30 fenpyroximate; (f) a diacylhydrazine, such as tebufenozide, methoxyfenozide, and halofenozide; (g) a triazole, such as triazamate; (h) a biological/fermentation product, such as avermectin and spinosad; (i) a phenyl pyrazole, such as fipronil; U) an organophosphate, such as acephate, fenamiphos, diazinon, chlorpyrifos, chlorpyrifon-methyl and malathion; and (k) a carbamate, such as carbaryl, aldicarb, carbofuran, thiodicarb and oxamyl. 92 WO 2013/122720 PCT/US2013/022685
[27] 27. A composition comprising the engineered polypeptide of any one of claims 1 to 9 in an agriculturally acceptable carrier. 5
[28] 28. Extract from the transgenic seed of claim 22 or the transgenic plant of claims 16, 20 or 21, wherein the extract comprises the recombinant nucleic acid molecule of any one of claims 10 to 12 and/or the polypeptide of any one of claims 1 to 5.
[29] 29. A method of producing a polypeptide having pesticidal activity against at least 10 European corn borer, comprising: expressing the recombinant nucleic acid molecule of any one of claims 10 to 12 in a transgenic non-human host cell of claim 14, thereby producing a polypeptide that has pesticidal activity against at least European corn borer. 15
[30] 30. The method of claim 29, wherein the polypeptide has pesticidal activity against at least one additional insect, wherein said insect is selected from the group consisting of Plutella xylostella (diamondback moth), Spodopterafrugiperda (fall armyworm), Agrotis ipsilon (black cutworm), Helicoverpa zea (corn earworm), Heliothis virescens (tobacco budworm), Spodoptera exigua (beet armyworm), Helicoverpa punctigera (native budworm), 20 Helicoverpa armigera (cotton bollworm), Manduca sexta (tobacco hornworm), Trichoplusia ni (cabbage looper), Pectinophora gossypiella (pink bollworm), Cochylis hospes (banded sunflower moth), and any combination thereof.
[31] 31. A method of producing a pest-resistant transgenic plant, comprising: 25 introducing into a plant the recombinant nucleic acid molecule of any one of claims 10 to 12, wherein the nucleotide sequence is expressed in the plant, thereby conferring to the plant resistance to at least European corn borer, and producing a pest-resistant transgenic plant.
[32] 32. The method according to claim 31, wherein the transgenic plant is resistant to 30 at least one additional pest selected from the group consisting of Plutella xylostella (diamondback moth), Spodopterafrugiperda (fall armyworm), Agrotis ipsilon (black cutworm), Helicoverpa zea (corn earworm), Heliothis virescens (tobacco budworm), Spodoptera exigua (beet armyworm), Helicoverpa punctigera (native budworm), Helicoverpa armigera (cotton bollworm), Manduca sexta (tobacco hornworm), Trichoplusia 93 WO 2013/122720 PCT/US2013/022685 ni (cabbage looper), Pectinophora gossypiella (pink bollworm), Cochylis hospes (banded sunflower moth), and any combination thereof.
[33] 33. A method of controlling at least European corn borer insects, comprising 5 delivering to the insects an effective amount of the polypeptide of any one of claims 1 to 9.
[34] 34. The method of claim 33, wherein the polypeptide is delivered orally.
[35] 35. A method of producing a Vip polypeptide having improved pesticidal activity 10 against a target cell and/or organism, the method comprising: a) aligning a plurality of amino acid sequences of Vip polypeptides having at least 80% identity to one another, wherein at least one of the Vip polypeptides exhibits at least moderate toxicity and at least one exhibits no or low toxicity toward the target cell and/or organism; 15 b) identifying at least one amino acid residue that differs between at least two of the aligned Vip polypeptide sequences of (a); c) substituting an amino acid residue for at least one amino acid residue identified in step (b) to produce a modified Vip polypeptide; d) determining the level of pesticidal activity of the modified Vip polypeptide 20 produced at step (c) against the target cell and/or organism; and e) selecting a modified Vip polypeptide of (d) having improved pesticidal activity against the target cell and/or organism, thereby producing a Vip polypeptide having improved pesticidal activity against the target cell and/or organism. 25
[36] 36. A method of producing a Vip polypeptide having improved activity against a target cell and/or organism, the method comprising: a) aligning a plurality of amino acid sequences of Vip polypeptides having at least about 80% identity to one another, wherein at least one of the Vip polypeptides exhibits at least moderate toxicity and at least one Vip polypeptide exhibits no or low toxicity toward the 30 target cell and/or organism; b) identifying an essential amino acid position, a synergist amino acid position, a cryptic synergist amino acid position, or any combination thereof, in the aligned Vip amino acid sequences of (a); 94 WO 2013/122720 PCT/US2013/022685 c) substituting an amino acid residue in at least one amino acid position identified in step (b) to produce a modified Vip polypeptide; d) determining the level of pesticidal activity of the modified Vip polypeptide produced at step (c) against the target cell and/or organism; and 5 e) selecting a modified Vip polypeptide sequence of (d) having improved pesticidal activity against the target cell and/or organism, thereby producing a Vip having improved pesticidal activity against the target cell and/or organism.
[37] 37. The method of claim 35 or 36, wherein substituting is site directed 10 mutagenesis using primers having a nucleotide sequence defined by the formula selected from the group consisting of the formulas of: (1) XnnnX 2 , wherein n is any nucleotide, X 1 is a contiguous stretch of about 13 to 26 nucleotides 5' of the codon to be mutated, and X 2 is a contiguous stretch of about 11 to 19 nucleotides 3' of the codon to be mutated and/or (2) Xjnj. 2 X 2 , wherein n is the first and/or second nucleotide of the codon to be mutated; X1 is a 15 contiguous stretch of about 13 to 26 nucleotides 5' of the nucleotide(s) to be mutated, and X 2 is a contiguous stretch of about 11 to 19 nucleotides 3' of the nucleotide(s) to be mutated).
[38] 38. The method of any one of claims 35 to 37, wherein the target cell and/or organism is an insect, a nematode, or any combination thereof. 20
[39] 39. The method of claim 38, wherein the target cell and/or organism is a target insect that is a lepidopteran insect.
[40] 40. The method of claim 39, wherein the lepidopteran insect is selected from the 25 group consisting of Ostrinia nubilalis (European corn borer), Plutella xylostella (diamondback moth), Spodopterafrugiperda (fall armyworm), Agrotis ipsilon (black cutworm), Helicoverpa zea (corn earworm), Heliothis virescens (tobacco budworm), Spodoptera exigua (beet armyworm), Helicoverpa punctigera (native budworm), Helicoverpa armigera (cotton bollworm), Manduca sexta (tobacco hornworm), Trichoplusia 30 ni (cabbage looper), Pectinophora gossypiella (pink bollworm), Cochylis hospes (banded sunflower moth), and any combination thereof.
[41] 41. The method of claim 40, wherein the lepidopteran insect is Ostrinia nubilalis (European corn borer). 95 WO 2013/122720 PCT/US2013/022685
[42] 42. The method of any one of claims 35 to 41, wherein the Vip polypeptide is a Vip3 polypeptide. 5
[43] 43. The method of claim 42, wherein the Vip3 polypeptide comprises at least one amino acid mutation at a position that corresponds to a position selected from Table 1, or any combination thereof.
[44] 44. The method of claim 43, wherein the at least one amino acid mutation is at a 10 position that corresponds to V338, K455, R465, S532, 1544, G580, S712, E760, L766, or V768 of SEQ ID NO:1, or any combination thereof.
[45] 45. The method of claims 36 to 44 wherein the Vip polypeptide having improved pesticidal activity has an amino acid sequence selected from the group consisting of the 15 amino acid sequence of SEQ ID NO:3, the amino acid sequence of SEQ ID NO:5, the amino acid sequence of SEQ ID NO:7, the amino acid sequence of SEQ ID NO:9, the amino acid sequence of SEQ ID NO:11, the amino acid sequence of SEQ ID NO:13, the amino acid sequence of SEQ ID NO:18, the amino acid sequence of SEQ ID NO:20, the amino acid sequence of SEQ ID NO:22, the amino acid sequence of SEQ ID NO:24, the 20 amino acid sequence of SEQ ID NO:26, the amino acid sequence of SEQ ID NO:28, the amino acid sequence of SEQ ID NO:30, the amino acid sequence of SEQ ID NO:32, the amino acid sequence of SEQ ID NO:34, the amino acid sequence of SEQ ID NO:36, the amino acid sequence of SEQ ID NO:38, the amino acid sequence of SEQ ID NO:40, the amino acid sequence of SEQ ID NO:42, the amino acid sequence of SEQ ID NO:44, the 25 amino acid sequence of SEQ ID NO:46, the amino acid sequence of SEQ ID NO:48, the amino acid sequence of SEQ ID NO:50, the amino acid sequence of SEQ ID NO:52, the amino acid sequence of SEQ ID NO:54, the amino acid sequence of SEQ ID NO:56, the amino acid sequence of SEQ ID NO:58, the amino acid sequence of SEQ ID NO:60, the amino acid sequence of SEQ ID NO:62, the amino acid sequence of SEQ ID NO:64, the 30 amino acid sequence of SEQ ID NO:66, the amino acid sequence of SEQ ID NO:68, the amino acid sequence of SEQ ID NO:70, the amino acid sequence of SEQ ID NO:72, the amino acid sequence of SEQ ID NO:74, the amino acid sequence of SEQ ID NO:76, the amino acid sequence of SEQ ID NO:78, the amino acid sequence of SEQ ID NO:80, the amino acid sequence of SEQ ID NO:82, the amino acid sequence of SEQ ID NO:84, the 96 WO 2013/122720 PCT/US2013/022685 amino acid sequence of SEQ ID NO:86, the amino acid sequence of SEQ ID NO:88, the amino acid sequence of SEQ ID NO:90, the amino acid sequence of SEQ ID NO:92, the amino acid sequence of SEQ ID NO:94, the amino acid sequence of SEQ ID NO:96, the amino acid sequence of SEQ ID NO:98, the amino acid sequence of SEQ ID NO:100, the 5 amino acid sequence of SEQ ID NO:102, the amino acid sequence of SEQ ID NO:104, the amino acid sequence of SEQ ID NO:106, the amino acid sequence of SEQ ID NO:108, the amino acid sequence of SEQ ID NO:110, the amino acid sequence of SEQ ID NO:112, the amino acid sequence of SEQ ID NO:115, the amino acid sequence of SEQ ID NO:117, the amino acid sequence of SEQ ID NO:119, the amino acid sequence of SEQ ID NO:121, the 10 amino acid sequence of SEQ ID NO:123, the amino acid sequence of SEQ ID NO:125, the amino acid sequence of SEQ ID NO:127, the amino acid sequence of SEQ ID NO:129, the amino acid sequence of SEQ ID NO:131, the amino acid sequence of SEQ ID NO:133, the amino acid sequence of SEQ ID NO:135, the amino acid sequence of SEQ ID NO:137, the amino acid sequence of SEQ ID NO:139, the amino acid sequence of SEQ ID NO:141, the 15 amino acid sequence of SEQ ID NO:143, the amino acid sequence of SEQ ID NO:145, and any combination thereof.
[46] 46. A transgenic plant comprising one or more pesticidal polypeptides produced by the method of any one of claims 36 to 45. 20
[47] 47. A product harvested from the plant of claim 46.
[48] 48. A processed product produced from the harvested product of claim 47. 25
[49] 49. A crop comprising a plurality of the plants of claim 46 planted together in an agricultural field.
[50] 50. The transgenic plant of claim 46, wherein the plant is selected from the group consisting of sorghum, wheat, sunflower, tomato, cole crops, cotton, rice, soybean, sugar 30 beet, sugar cane, tobacco, barley, oilseed rape and maize.
[51] 51. The transgenic plant of claim 50, wherein the plant is maize. 97 WO 2013/122720 PCT/US2013/022685
[52] 52. A transgenic seed comprising one or more pesticidal polypeptides produced by the method of any one of claims 36 to 45.
[53] 53. A composition comprising one or more pesticidal polypeptides produced by 5 the method of any one of claims 29, 30, and 36 to 45 in an agriculturally acceptable carrier.
[54] 54. A method of protecting a transgenic plant of any one of claims 16 to 18 against feeding damage by one or more pests, the method comprising providing a seed for the transgenic plant, wherein the seed comprises the nucleic acid molecule of claim 12, and 10 treating the seed with an effective amount of a pesticide which, in combination with the polypeptide, is effective to protect a plant which grows from the seed against feeding damage by at least one or more pests.
[55] 55. A method of enhancing protection of a transgenic plant of any one of claims 16 to 18 against feeding damage by one or more pests, the method comprising providing a 15 seed for the transgenic plant, wherein the seed comprises the nucleic acid molecule of claim 12, and treating the seed with an effective amount of a pesticide which, in combination with the polypeptide, is effective to protect a plant which grows from the seed against feeding damage by at least one or more pests to a degree greater than would be expected due to either the pesticide or the polypeptide alone. 20 98
类似技术:
公开号 | 公开日 | 专利标题
US8598117B2|2013-12-03|Pesticidal toxins
AU2018253611B2|2021-04-01|Engineered pesticidal proteins
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同族专利:
公开号 | 公开日
AR090070A1|2014-10-15|
US10023876B2|2018-07-17|
ZA201405056B|2015-10-28|
WO2013122720A2|2013-08-22|
EP2814965B1|2018-03-21|
BR112014020164A2|2017-08-01|
PH12014501854B1|2014-11-17|
PT2814965T|2018-05-23|
CL2014002148A1|2014-11-03|
PH12014501854A1|2014-11-17|
ES2670505T3|2018-05-30|
MX2014009282A|2014-08-27|
US20150020236A1|2015-01-15|
EA201400924A1|2015-07-30|
CN104145020A|2014-11-12|
AU2018253611A1|2018-11-22|
EP2814965A2|2014-12-24|
CN104145020B|2020-06-02|
WO2013122720A3|2013-12-19|
CA2860626C|2021-05-18|
MX356581B|2018-06-05|
AU2013219927B2|2018-11-08|
UA116881C2|2018-05-25|
CA2860626A1|2013-08-22|
EA031448B1|2019-01-31|
US20180291397A1|2018-10-11|
AU2018253611B2|2021-04-01|
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法律状态:
2019-03-07| FGA| Letters patent sealed or granted (standard patent)|
优先权:
申请号 | 申请日 | 专利标题
US201261599583P| true| 2012-02-16|2012-02-16||
US61/599,583||2012-02-16||
PCT/US2013/022685|WO2013122720A2|2012-02-16|2013-01-23|Engineered pesticidal proteins|AU2018253611A| AU2018253611B2|2012-02-16|2018-10-26|Engineered pesticidal proteins|
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