CN112390893A - 一种高效抗草地贪夜蛾的融合蛋白及其应用 - Google Patents

一种高效抗草地贪夜蛾的融合蛋白及其应用 Download PDF

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CN112390893A
CN112390893A CN202010683829.1A CN202010683829A CN112390893A CN 112390893 A CN112390893 A CN 112390893A CN 202010683829 A CN202010683829 A CN 202010683829A CN 112390893 A CN112390893 A CN 112390893A
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许超
沈志成
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Abstract

本发明公开了一种高效抗草地贪夜蛾的融合蛋白,所述的融合蛋白由BT杀虫晶体蛋白与BT营养期杀虫蛋白Vip3通过融合连接构成;所述BT杀虫晶体蛋白为BT杀虫晶体蛋白Cry1Da或者BT杀虫晶体蛋白Cry1Fa。本发明提融合蛋白对夜蛾科害虫的杀虫活性更高,显著提高了对草地贪夜蛾等鳞翅目夜蛾科害虫杀虫活性,有利于抗虫蛋白发挥生物活性,减缓害虫抗性发生的风险。本发明所述的融合蛋白可以同时高效杀灭草地贪夜蛾、黏虫、斜纹夜蛾、玉米螟、棉铃虫、甜菜夜蛾、小地老虎、二化螟、大螟、稻纵卷叶螟等水稻、玉米和大豆上的主要鳞翅目害虫。

Description

一种高效抗草地贪夜蛾的融合蛋白及其应用
(一)技术领域
本发明涉及一种抗虫融合蛋白及其应用,特别涉及一种高抗草地贪夜蛾等鳞翅目害虫的抗虫融合蛋白及其应用。
(二)背景技术
害虫给全球农业生产带来每年数十亿美元的损失。害虫的防治目前主要依靠使用化学农药和推广转基因作物。化学农药的残留会对人体健康和环境带来不良影响。利用生物技术方法培育含有抗虫基因的转基因抗虫农作物,可以大幅度降低化学杀虫剂的使用,有效保护农作物免受害虫为害。杀虫蛋白质有多种,目前使用最多的是来自苏云金芽孢杆菌(Bacillus thuringiensis,BT)的杀虫晶体蛋白,如Cry1A、Cry1F等;以及BT营养期杀虫蛋白,如Vip3等(Estruch,Warren et al.1996,Adang,Crickmore et al.2014)。BT杀虫蛋白质在转基因植物上的应用已经超过二十年,2017年全球抗虫转基因作物的应用面积超过7000万公顷(ISAAA 2018)。
杀虫晶体蛋白是发现最早、使用最广泛的BT杀虫蛋白质。目前商业化应用的抗虫转基因玉米中使用较多的杀虫晶体蛋白是Cry1Ab,Cry1Fa和Cry2Ab等,这些杀虫蛋白质对部分鳞翅目昆虫如玉米螟、棉铃虫、小菜蛾、二化螟、三化螟、大螟、稻纵卷叶螟等具有较高的杀虫活性。其中,转cry1Ab基因玉米、转cry1Ac基因棉花已经被广泛应用。Frankenhuyzen和Jakka等总结多项研究的生物活性测定数据后指出,Cry1Ab\1Ac蛋白对鳞翅目螟蛾科害虫的杀虫活性较高,但是对多种鳞翅目夜蛾科害虫(如草地贪夜蛾、甜菜夜蛾、小地老虎等)的杀虫活性较低(Frankenhuyzen 2009,Jakka,Ferré et al.2015)。Cry1D与Cry1F与Cry1A类蛋白在氨基酸序列上同源性不高,对鳞翅目昆虫的杀虫谱也与Cry1A类蛋白有差异。Cry1Fa蛋白对草地贪夜蛾、棉铃虫、粉纹夜蛾、小菜蛾、甜菜夜蛾等具有高杀虫生物活性,转cry1Fa基因玉米在美洲地区被大量应用于防治草地贪夜蛾等鳞翅目害虫(Frankenhuyzen2009)。Cry1Da蛋白是BT杀虫晶体蛋白中的一种,美国专利US5691308A披露了Cry1Da对鳞翅目昆虫具有生物活性及其在害虫控制上的应用(Payne and Sick 1994)。Cry1Da蛋白对欧洲玉米螟、棉铃虫、粉纹夜蛾、烟芽夜蛾、烟草天蛾等害虫的杀虫活性较低,但是对甜菜夜蛾、草地贪夜蛾的杀虫活性较高(Frankenhuyzen 2009,Wang,Wang et al.2019)。
长期大量地使用单一的杀虫蛋白质,可以导致害虫对BT杀虫蛋白质抗性的产生和发展(Carriere,Crickmore et al.2015)。自2005年发现第一例BT抗性害虫以来,全球抗性害虫发生量逐年升高,并呈现快速增长的趋势(Tabashnik and Carrière 2017)。田间检测到部分鳞翅目害虫已经产生了抗性,如Bagla等报道了中国新疆、印度等地种植的表达Cry1Ac蛋白的转基因棉花上发现了抗性棉铃虫和抗性棉红铃虫(Bagla 2010);Monnerat等报道了巴西种植的表达Cry1Fa蛋白的转基因玉米产品上发现了抗性草地贪夜蛾(Monnerat,Martins et al.2015)。
草地贪夜蛾(Spodoptera frugiperda)是一种鳞翅目夜蛾科的迁飞性害虫,原分布于美洲,现已经扩散到非洲、南亚和中国南方地区。该虫繁殖力高、迁飞力强、寄主广泛,尤其在玉米上为害严重,其钻蛀的取食特性使得传统化学农药较难获得预期的防治效果。草地贪夜蛾对Cry1F、Vip3A蛋白较敏感,但是对Cry1A蛋白敏感性不高(Frankenhuyzen2009)。在波多黎各、巴西、美国等美洲国家,已经发现了对BT杀虫蛋白质具有抗性的草地贪夜蛾(Huang,Qureshi et al.2014,Monnerat,Martins et al.2015,Boaventura,Ulrichet al.2019)。因此,对草地贪夜蛾防治效果好、不易产生抗性的BT转基因玉米品系具有重大应用价值。
BT营养期杀虫蛋白质Vip3与部分杀虫晶体蛋白都对夜蛾科鳞翅目昆虫具有比较高的杀虫活性。Vip3蛋白与杀虫晶体白在昆虫中肠上具有不同的结合受体,它们对昆虫的成毒机制不同,不存在交互抗性。Chakroun等总结文献研究指出,Cry1A、Cry1Da、Cry1Fa等蛋白质在昆虫中肠上典型的几种结合受体均无法与Vip3蛋白发生相互作用,杀虫晶体蛋白与Vip3蛋白在昆虫中肠的作用机理不同(Chakroun,Banyuls et al.2016)。Wang等通过研究草地贪夜蛾发现,Cry1F蛋白在草地贪夜蛾中肠上的结合受体蛋白质为ABCC2,Cry1Da的受体蛋白是APN9,而Vip3A蛋白的受体则是SR-C(Wang et al.,2019)。因此,同时使用Vip3杀虫蛋白质和杀虫晶体蛋白可以提高杀虫效果和减缓害虫的抗性发生和发展。
中国专利CN1818067A披露了通过Cry1Ab和Vip3的方法防治鳞翅目害虫的技术方法。由于Cry1Ab对鳞翅目夜蛾科害虫如草地贪夜蛾、小地老虎和斜纹夜蛾的杀虫活性比较低,因此这个融合蛋白质中的Cry1Ab对草地贪夜蛾的控制的贡献比较小,融合蛋白质对草地贪夜蛾的杀虫活性比单独Vip3仍然需要进一步提高。为了更加高效控制草地贪夜蛾等害虫,本发明披露了利用Cry1Da或Cry1Fa蛋白质与Vip3蛋白质进行融合,获得对草地贪夜蛾具有极高杀虫活性的融合蛋白质的技术,以及这种融合蛋白质在转基因农作物上的应用。本发明的特点是能够更加高效控制草地贪夜蛾等夜蛾科害虫。本发明提供了这种杀虫蛋白质的氨基酸序列及其在转基因植物中的应用方法。
(三)发明内容
本发明的目的提供一种高效抗草地贪夜蛾的融合蛋白、编码基因及其在抗虫转基因农作物中的应用,提供了一种农业上高效治理草地贪夜蛾害虫、降低害虫抗性发生的方法。
本发明采用的技术方案是:
本发明提供一种高效抗草地贪夜蛾的融合蛋白,所述的融合蛋白由BT杀虫晶体蛋白与BT营养期杀虫蛋白Vip3通过融合连接构成,N端为BT杀虫晶体蛋白具有杀虫活性的部分多肽,C端为BT营养期杀虫蛋白Vip3;所述BT杀虫晶体蛋白为BT杀虫晶体蛋白Cry1Da或者BT杀虫晶体蛋白Cry1Fa。
进一步,所述Cry1Da蛋白的氨基酸序列为SEQ ID NO:9所示,编码基因核苷酸序列为SEQ ID NO:7所示;所述Cry1Fa蛋白的氨基酸序列为SEQ ID NO:10所示,编码基因核苷酸序列为SEQ ID NO:8所示。
进一步,所述融合蛋白为BT杀虫晶体蛋白Cry1Da与BT营养期杀虫蛋白Vip3通过融合连接构成,氨基酸序列为SEQ ID NO:1或与SEQ ID NO:1具有90%以上相同性,核苷酸序列为SEQ ID NO:5所示。
进一步,所述融合蛋白为BT杀虫晶体蛋白Cry1Fa与BT营养期杀虫蛋白Vip3通过融合连接构成,氨基酸序列为SEQ ID NO:2所示或者与SEQ ID NO:2具有90%以上相同性,核苷酸序列为SEQ ID NO:6所示。
本发明所述的融合蛋白也包括与SEQ ID NO:1或者SEQ ID NO:2具有高度相似性并且对草地贪夜蛾具有杀虫活性的蛋白质。Bt杀虫蛋白质往往存在高度相似的同源蛋白质。利用这些同源蛋白质同样可以获得与SEQ ID NO:1或者SEQ ID NO:2高度相似的融合蛋白质。此外,SEQ ID NO:1或者SEQ ID NO:2也可以通过改良获得仍然具有相同或者相似或者更高杀虫活性的蛋白质。这些同源或者变异的蛋白质的特征是融合蛋白同时包含:1)与SEQ ID NO:3至少具有75%相同性的氨基酸序列片段,2)与SEQ ID NO:4至少具有90%相同性的氨基酸序列片段。
本发明还提供了编码上述融合蛋白的编码基因,其核苷酸序列如SEQ ID NO:5或SEQ ID NO:6。由于一种氨基酸可以由不同的核苷酸密码子编码,因此本发明披露的杀虫蛋白质可以由不同的核苷酸序列编码。特别是在不同植物中,不同密码子的使用频率可以是不同的。因此,可以根据在不同植物中的应用使用不同的核苷酸序列。例如玉米等单子叶植物往往使用GC含量高的密码子,而双子叶植物中GC含量往往低一些。
本发明还涉及由所述融合蛋白编码基因构建的重组载体及表达所述融合蛋白的农作物细胞。植物的农杆菌转化载体,如pCambia1300,可以用来构建表达融合蛋白的基因表达框。通常一种能够控制在植物中表达的启动子与编码融合蛋白的核苷酸序列5’端进行功能性连接。这些启动子包括CaMV的35S启动子(Kay,Chan et al.1987)、玉米Ubiquitin-1启动子(Christensen,Sharrock et al.1992)、拟南芥Uniqitin启动子(Norris,Meyer etal.1993)等。抗虫融合蛋白质编码框的3’端与终止子连接。常用的终止子包括CaMV的35S终止子(Franck,Guilley et al.1980)、农杆菌的Nos终止子(Bevan,Barnes et al.1983)等。
本发明还提供一种所述融合蛋白在制备抗虫转基因农作物中的应用,所述方法如:将包含融合蛋白编码基因表达框的农杆菌转化载体通过成熟的转化方法导入到玉米(Ishida,Saito et al.1996)、大豆(Zeng,Vadnais et al.2004)、水稻(Hiei,Komari etal.1997)等植物中。这些植物的转化方法在技术上已经成熟,本专业的一般技术人员就可以实现这个技术目的。本发明所述融合蛋白能够高效杀灭草地贪夜蛾等鳞翅目害虫,比如草地贪夜蛾、黏虫、斜纹夜蛾、玉米螟、棉铃虫、甜菜夜蛾、小地老虎、二化螟、大螟或稻纵卷叶螟等。
与现有技术相比,本发明有益效果主要体现在:(1)本发明提供的杀虫融合蛋白与现有融合蛋白相比,对夜蛾科害虫的杀虫活性更高,聚合了对草地贪夜蛾等鳞翅目夜蛾科害虫杀虫活性比较高的晶体杀虫蛋白质(Cry1Fa或Cry1Da)以及BT营养期杀虫蛋白质(Vip3),显著提高了对草地贪夜蛾等鳞翅目夜蛾科害虫杀虫活性。(2)融合蛋白中杀虫蛋白质Cry和Vip3在植物中实现了同时等量表达,有利于抗虫蛋白发挥生物活性,减缓害虫抗性发生的风险。(3)本发明所述融合蛋白的杀虫谱更广。本发明所述的融合蛋白可以同时高效杀灭草地贪夜蛾、黏虫、斜纹夜蛾、玉米螟、棉铃虫、甜菜夜蛾、小地老虎、二化螟、大螟、稻纵卷叶螟等水稻、玉米和大豆上的主要鳞翅目害虫。
此外,值得指出的是,发明人员在研究融合蛋白时意外发现,BT蛋白的融合方法对本发明所涉及的BT融合蛋白的杀虫生物活性具有极大影响。具体来说,在相同实验方法下,BT融合蛋白质的N端为Cry蛋白、C端为Vip3蛋白时,所获得的融合蛋白质对草地贪夜蛾的杀虫生物活性显著提高;但是,当BT融合蛋白质的N端为Vip3蛋白、C端为Cry蛋白时,研究人员发现,获得的融合蛋白质对草地贪夜蛾和玉米螟的活性显著低下。由此可见,本发明提供的融合方式是实现本发明目的的关键技术,并且是本领域的研究人员无法预知或推断就可以实现的。
(四)附图说明
图1大肠杆菌表达重组蛋白质的SDS-PAGE鉴定图。图中箭头所指为每条泳道
的目的蛋白。
(五)具体实施方式
下面结合具体实施例对本发明进行进一步描述,但本发明的保护范围并不仅限于此:
本发明以下实施例中所使用的分子生物学和生物化学方法均为已知的技术。在Ausubel编写的John Wiley and Sons公司出版的Current Protocols in MolecularBiology,和J.Sambrook等编写的Cold Spring Harbor Laboratory Press(2001)出版的Molecular Cloning:A Laboratory Manual,3rd ED.等文献均有详细的说明。
实施例1、抗虫融合基因的载体构建、重组蛋白质的制备
本发明涉及的编码基因均由上海生工公司进行人工合成,其中,抗虫融合蛋白质Cry1Da-Vip3由BT杀虫晶体蛋白Cry1Da与BT营养期杀虫蛋白Vip3通过融合连接构成,氨基酸序列为SEQ ID NO:1,编码基因cry1da-vip3的核苷酸序列为SEQ ID NO:5。抗虫融合蛋白质Cry1Fa-Vip3由BT杀虫晶体蛋白Cry1Fa与BT营养期杀虫蛋白Vip3通过融合连接构成,氨基酸序列为SEQ ID NO:2,编码基因cry1fa-vip3的核苷酸序列为SEQ ID NO:6。BT杀虫晶体蛋白Cry1Da氨基酸序列为SEQ ID NO:9,编码基因cry1da的核苷酸序列为SEQ ID NO:7,BT杀虫晶体蛋白Cry1Fa氨基酸序列为SEQ ID NO:10,编码基因cry1fa的核苷酸序列为SEQ IDNO:8。
利用大肠杆菌(Escherichia coli)pET表达系统进行重组蛋白质的表达和制备,即将目的基因导入合适的表达载体中,再将表达载体转入合适的表达菌株,在一定条件下诱导目的基因的表达,制备重组蛋白质。
抗虫融合蛋白Cry1Da-Vip3的制备过程如下:将融合基因cry1da-vip3克隆到表达载体pET32a(Novagen,69015-3,美国)的BamHI和SacI这二个限制性内切酶酶切位点之间,获得重组质粒pET32a-cry1da-vip3;重组质粒通过热击转化法导入大肠杆菌BL21(DE3)细胞系,在含50mg/L卡那霉素的LB固体培养基上37℃过夜培养,筛选得到单克隆阳性菌落;单个菌落接种至含50mg/L氨苄青霉素的LB液体培养基,37℃过夜培养后,取0.2ml菌液继代接种至装有200毫升含50mg/L氨苄青霉素的LB液体培养液的锥形瓶中,37℃振荡培养至OD600=0.6,然后加入IPTG(Isopropyl β-D-1-thiogalactopyranoside)至终浓度为0.5mM,并继续在同样的条件下振荡培养4小时,诱导重组蛋白质的表达;表达完成后,将细菌培养液5000g离心15分钟,弃掉上清培养液,收集细胞沉淀,并以50毫升20mM磷酸缓冲液(PBS,pH=7.4)重悬细胞;随后将重悬液置于冰水中充分冷却后,用超声波破碎仪粉碎细胞(探头直径10mm,以650w、50%功率破碎15min),离心,上清和沉淀(即图1中包涵)分别经聚丙烯酰胺凝胶电泳(SDS-PAGE)鉴定后,将含有正确目的条带的蛋白质样品储存于-80℃冰箱中备用,获得抗虫融合蛋白Cry1Da-Vip3悬浮液,即为重组蛋白质悬浮液。所述LB液体培养基组成为:蛋白胨10g/L、酵母提取物5g/L、氯化钠10g/L,溶剂为双蒸水,120℃高温高压灭菌15分钟;LB固体培养基是在LB液体培养基中再加入15g/L琼脂,高温高压灭菌后倒置于已灭菌的培养皿中冷却即可。
以上为融合蛋白质Cry1Da-Vip3的制备方法。以相同的实验方法,可以获得抗虫融合蛋白质Cry1Fa-Vip3、杀虫蛋白质Cry1Da和Cry1Fa,如图1所示。
此外,类比上述实验方法,可以获得重组的反向融合蛋白质(Vip3-Cry1Da和Vip3-Cry1Fa),所述的反向融合蛋白质的N端为Vip3蛋白,C端为Cry1Da或者Cry1Fa蛋白。
实施例2、重组蛋白质对鳞翅目昆虫的生物活性测定
实验对象:选取常见的鳞翅目害虫(草地贪夜蛾、玉米螟)的初孵幼虫(新生2h以内)作为被试昆虫。
实验组:实施例1方法制备的重组蛋白质进行生物活性的预实验(分别设置1ng/cm2、10ng/cm2、100ng/cm2、1000ng/cm2四组浓度);根据预实验结果,设置8组浓度梯度(浓度范围如下表1所示,以PBS溶液稀释),测定其对昆虫具有50%致死率的浓度区间。每组浓度测试虫数为80头。
表1对草地贪夜蛾生物活性测定的重组蛋白浓度梯度表(ng/cm2)
Figure BDA0002586765740000061
Figure BDA0002586765740000071
表2对玉米螟生物活性测定的重组蛋白浓度梯度表(ng/cm2)
Figure BDA0002586765740000072
阴性对照组:阴性对照的准备方法与实施例1相同,唯一的区别是大肠杆菌表达菌株中转入的质粒为不含任何插入DNA序列的pET32a空载体。
测定方法:以表面平铺法测定重组蛋白质对昆虫的致死中浓度LC50
昆虫人工饲料煮熟后平铺到24孔培养板(每孔直径为1.5cm)中,等待饲料凝固。每块24孔板中随机设置20个孔为实验组,4个为阴性对照组。实验组每孔的饲料表面铺上重组蛋白200微升,阴性对照组每孔的饲料表面铺上阴性对照蛋白200微升,待整块板铺完后将其放置在120rpm的摇床上晃动至液体晾干。每孔接入2头被试昆虫,并用透气封口膜封闭,在28℃培养箱中遮光饲养7天,统计昆虫死亡率,得出对应的致死中浓度LC50,结果如下表3所示。
表3重组蛋白质对两种鳞翅目害虫的致死中浓度(LC50)测定
Figure BDA0002586765740000073
Figure BDA0002586765740000081
注:a、95%CI,95%置信区间。Cry1Ab、Vip3、Cry1Ab-Vip3:中国专利CN1818067A中描
述的Cry1Ab、Vip3和融合蛋白质;Cry1Da+Vip3:Cry1Da与Vip3以摩尔比1:1的混合物;
Cry1Da-Vip3:Cry1Da与Vip3的融合杀虫蛋白质。Cry1Fa+Vip3:Cry1Fa与Vip3以摩尔比1:
1的混合物;Cry1Fa-Vip3:Cry1Fa与Vip3的融合杀虫蛋白质。Vip3-Cry1Da:Cry1Da与Vip3
的反向融合蛋白质;Vip3-Cry1Fa:Cry1Fa与Vip3的反向融合蛋白质。
从上述生物测定的结果中可以看出,重组的融合蛋白质Cry1Da-Vip3和Cry1Fa-Vip3对草地贪夜蛾和玉米螟均具有极高的杀虫活性。与单独蛋白和简单混合的蛋白相比,重组的融合蛋白质具有更高的生物活性,显著提高了对草地贪夜蛾和玉米螟的杀虫效率。此外,研究人员意外发现,反向融合的蛋白质Vip3-Cry1Da和Vip3-Cry1Fa对两种被试昆虫的杀虫活性显著降低,这预示着BT蛋白的融合方式会对融合蛋白质的活性具有关键性的影响,研究人员在未进行昆虫生物活性测定的情况下,无法预知或推断出融合蛋白对鳞翅目害虫的杀虫活性。
实施例3、重组融合蛋白质对BT抗性草地贪夜蛾的杀虫活性测定
实验对象:选用对Cry1Fa蛋白不敏感的抗性草地贪夜蛾和对Vip3A蛋白不敏感的抗性草地贪夜蛾作为研究对象,进行重组蛋白质的杀虫生物活性测定,以初孵幼虫(新生2h以内)作为被试昆虫。
实验组:具体实施方法、实验材料的准备和阴性对照组与实施例2中所述的方法一致;差别仅在于被试昆虫不同,此处为BT抗性草地贪夜蛾。
测定方法:以表面平铺法测定重组蛋白质对昆虫的致死中浓度LC50。具体实现方式与实施例2所述的方法一致。
重组融合蛋白质对抗性草地贪夜蛾的杀虫生物活性的测定结果:重组融合蛋白质Cry1Da-Vip3和Cry1Fa-Vip3对抗Cry1Fa的草地贪夜蛾和抗Vip3A的草地贪夜蛾均具有显著杀虫活性,测得的半致死浓度LC50如下表4所示。
表4重组蛋白质对抗性草地贪夜蛾的致死中浓度(LC50)测定
Figure BDA0002586765740000091
注:a、95%CI,95%置信区间。b.N/A:Not active,无生物活性。
实施例4、根癌农杆菌转化T-DNA载体的构建
根癌农杆菌转化T-DNA载体是基于pCambia1300(NCBI序列编号AF234296)载体而构建的。抗虫融合蛋白编码基因cry1da-vip3的核苷酸序列(SEQ ID NO:5,5’端被设计上BamHI位点,3’端被设计上SacI位点,BamHI-SacI酶切片段)与玉米的pepc终止子(GenebankNO:X15239,5’端被设计上SacI位点,3’端被设计上KpnI位点,SacI-KpnI片段)连接,获得包括基因和终止子的BamHI-KpnI片段。抗虫融合蛋白编码基因cry1fa-vip3的核苷酸序列(SEQ ID NO:6)的设计和酶切方式与上述cry1da-vip3的方法一致。
玉米的ubiquitin-1启动子(Genebank NO:S94464)从玉米的基因组中通过PCR获得,使用的引物分别是:
ZmUbi-F(5’GCGAAGCTTGCATGCCTACAGTGCAGCGTGACCCGGTCGTGC,添加了HindIII位点);
ZmUbi-R(5’GTGGGATCCTCTAGAGTCGACCTGCAGAAGTAACACCAAACAACAG,添加了BamHI位点)。
玉米ubiquitin-1启动子经过HindIII和BamHI酶切后,与cry1da-vip3融合基因-终止子片段(BamHI-KpnI片段)连接到预先经过HindIII-KpnI酶切的pCambia 1300载体中,获得T-DNA载体p1300-cry1da-vip3。使用相同的酶切和连接方式,获得另一个T-DNA载体p1300-cry1fa-vip3。显然,这里仅仅列举了一个实例。将上述玉米泛素启动子替换为其他合适的启动子(如CaMV 35S启动子、拟南芥泛素启动子),或是将玉米pepc终止子替换为其他合适的终止子(如35S终止子、农杆菌Nos终止子),均可以构建得到用于植物转化的T-DNA载体。T-DNA载体通过电击转化法转入农杆菌EHA105菌株中,将鉴定正确的阳性克隆菌保存于-80℃冰箱。
实施例5、转基因水稻的获得
转基因水稻的获得方法是根据现有技术,采用根癌农杆菌介导法转化水稻成熟胚(Hiei,Komari et al.1997)。选取成熟饱满的水稻种子去壳,诱导产生愈伤组织为转化材料。取含有目的基因的农杆菌(已转入实施例4制备的p1300-cry1da-vip3和p1300-cry1fa-vip3载体)划板,挑单菌落接种。将待转化的愈伤组织放入适当浓度的农杆菌液中(含乙酰丁香酮),让农杆菌结合到愈伤组织表面,然后把愈伤组织转移到共培养基中,共培养2~3天。用无菌水冲洗转化后的愈伤组织,转移到含抗生素的筛选培养基上,筛选培养(50ng/ml潮霉素)两个月(中间继代一次)。把筛选后生长活力良好的愈伤组织转移到预分化培养基上培养20天左右,然后将预分化好的愈伤组织转移到分化培养基,14小时光照分化发芽。2~3周后,把抗性再生植株转移到生根培养基上壮苗生根,最后将再生植株洗去琼脂移植到温室,作为候选材料。
实施例6、转基因玉米的获得
转基因玉米的获得方法是根据现有技术,采用根癌农杆菌介导法转化玉米幼胚(Ishida,Saito et al.1996)。具体步骤如下:取授粉后8~10天的玉米穗,收集所有的未成熟胚(大小为1.0~1.5mm),将已转入实施例4制备的p1300-cry1da-vip3和p1300-cry1fa-vip3载体的农杆菌与未成熟胚共培育2~3天(22℃)。随后,转移未成熟胚到愈伤诱导培养基(含200mg/L特美汀)上,28℃暗培养10~14天。接下来将所有的愈伤组织转移到带有50ng/ml潮霉素的筛选培养基上进行筛选,28℃暗培养2~3周。转移所有的组织到新鲜潮霉素的筛选培养基上进行第二次筛选,28℃暗培养2~3周。随后转移所有筛选后仍然成活的胚性组织到再生培养基上,28℃暗培养10~14天,每皿一个株系。转移胚性组织到新鲜的再生培养基上,26℃光照培养10~14天。转移所有发育完全的植株到生根培养基上,26℃光照培养直到根系发育完全。
实施例7、玉米转化株系中抗虫蛋白表达量的测定
测定遗传转化获得的T0代玉米转化株系中抗虫蛋白的含量。取植株表现型与非转基因无明显差异的6个株系,每个株系在V6叶期的叶片组织50mg,每个叶片组织取3份样品作为重复;液氮研磨后加入500微升PBS缓冲液,充分混合后12000rpm离心5min,将上清液稀释500倍后进行酶联免疫法(ELISA)测定,测定时使用试剂为Envirologix公司的ELISA定量试剂盒(产品编号AP-016)和上海佑隆生物公司的ELISA定量试剂盒(产品编号AA1641),参照产品使用说明书进行操作。
对获得的玉米转化株系苗测定结果如下表5所示,表达量数据为该株系三个重复的平均值。对于融合蛋白Cry1Fa-Vip3,分别以Cry1F检测试剂盒和Vip3检测试剂盒进行蛋白表达量的测定,测得的数据如下表5所示。结果表明,表达Cry1Fa-Vip3蛋白的株系FC中,两种抗虫蛋白能够等量表达;而单独表达Cry1Fa和Vip3蛋白的株系FV中,两种抗虫蛋白的表达量差异显著,使得害虫抗性的管理存在较大隐患。
表5玉米转化株系中抗虫蛋白表达量的测定
Figure BDA0002586765740000111
注:*μg/g-fwt:微克每克新鲜组织。
实施例8、转基因抗虫玉米转化体的筛选
通过实施例6所描述的方法获得的转基因玉米,移栽至温室,存活两周后进行草地贪夜蛾的室内生物活性测定,筛选出对草地贪夜蛾具有高杀虫活性的转化株系。取5-6cm新鲜的植物叶片组织,放置在直径7.5cm的培养皿中,垫上一片湿润的滤纸,接入10头初孵2h内的草地贪夜蛾幼虫,盖上盖子后用封口膜封闭培养皿,防止幼虫逃逸。每个转化体设置3个重复的处理组,每次生物测定实验以相同生长期的非转基因植物作为阴性对照。5天后,统计每个实验组中幼虫的存活头数,计算出幼虫的死亡率。根据统计得到的死亡率数据,筛选出高抗草地贪夜蛾的转基因植株。
通过本实施例描述的方法,筛选出4个具有高抗草地贪夜蛾活性、植株表现型与非转基因株系接近的抗虫玉米转化体。对获得的转化体进行草地贪夜蛾的生物活性测定,杀虫率为100%,与本课题组前期获得的表达Cry1Ab-Cry2Ab蛋白的玉米转化体UL10相比,生物活性显著提高。
表6玉米转化体对草地贪夜蛾的生物活性测定
转化体 致死率
DC12* 100%
DC35* 100%
FC19** 100%
FC46** 100%
UL10 40%
CK 0%
注:*表达Cry1Da-Vip3蛋白的玉米转化体;**表达Cry1Fa-Vip3蛋白的玉米转化体;UL10,表达CryAb-Cry2Ab蛋白的玉米转化体;CK,对照组非转基因玉米。
最后,以上列举的仅是本发明的若干实施例。显然,本发明不限于以上实施例,还可以有许多延伸和拓展。本领域的普通技术人员能从本发明公开的内容直接到导出或联想到的所有延伸,均应认为是本发明的保护范围。
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<110> 杭州瑞丰生物科技有限公司
<120> 一种高效抗草地贪夜蛾的融合蛋白及其应用
<160> 10
<170> SIPOSequenceListing 1.0
<210> 1
<211> 1399
<212> PRT
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Gly Phe Ile Gly Pro Ser Gln Trp Asp Ile Phe Leu Ala Gln Ile Glu
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Asp Ile Val Ala Phe Phe Pro Asn Tyr Asp Ile Arg Thr Tyr Pro Ile
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Gln Thr Ala Thr Gln Leu Thr Arg Glu Val Tyr Leu Asp Leu Pro Phe
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Ile Asn Glu Asn Leu Ser Pro Ala Ala Ser Tyr Pro Thr Phe Ser Ala
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Ala Glu Ser Ala Ile Ile Arg Ser Pro His Leu Val Asp Phe Leu Asn
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Ser Phe Thr Ile Tyr Thr Asp Ser Leu Ala Arg Tyr Ala Tyr Trp Gly
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Gly His Leu Val Asn Ser Phe Arg Thr Gly Thr Thr Thr Asn Leu Ile
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Arg Ser Pro Leu Tyr Gly Arg Glu Gly Asn Thr Glu Arg Pro Val Thr
340 345 350
Ile Thr Ala Ser Pro Ser Val Pro Ile Phe Arg Thr Leu Ser Tyr Ile
355 360 365
Thr Gly Leu Asp Asn Ser Asn Pro Val Ala Gly Ile Glu Gly Val Glu
370 375 380
Phe Gln Asn Thr Ile Ser Arg Ser Ile Tyr Arg Lys Ser Gly Pro Ile
385 390 395 400
Asp Ser Phe Ser Glu Leu Pro Pro Gln Asp Ala Ser Val Ser Pro Ala
405 410 415
Ile Gly Tyr Ser His Arg Leu Cys His Ala Thr Phe Leu Glu Arg Ile
420 425 430
Ser Gly Pro Arg Ile Ala Gly Thr Val Phe Ser Trp Thr His Arg Ser
435 440 445
Ala Ser Pro Thr Asn Glu Val Ser Pro Ser Arg Ile Thr Gln Ile Pro
450 455 460
Trp Val Lys Ala His Thr Leu Ala Ser Gly Ala Ser Val Ile Lys Gly
465 470 475 480
Pro Gly Phe Thr Gly Gly Asp Ile Leu Thr Arg Asn Ser Met Gly Glu
485 490 495
Leu Gly Thr Leu Arg Val Thr Phe Thr Gly Arg Leu Pro Gln Ser Tyr
500 505 510
Tyr Ile Arg Phe Arg Tyr Ala Ser Val Ala Asn Arg Ser Gly Thr Phe
515 520 525
Arg Tyr Ser Gln Pro Pro Ser Tyr Gly Ile Ser Phe Pro Lys Thr Met
530 535 540
Asp Ala Gly Glu Pro Leu Thr Ser Arg Ser Phe Ala His Thr Thr Leu
545 550 555 560
Phe Thr Pro Ile Thr Phe Ser Arg Ala Gln Glu Glu Phe Asp Leu Tyr
565 570 575
Ile Gln Ser Gly Val Tyr Ile Asp Arg Ile Glu Phe Ile Pro Val Thr
580 585 590
Ala Thr Phe Glu Ala Glu Tyr Asp Leu Glu Arg Ala Gln Lys Gly Gly
595 600 605
Gly Gly Gly Gly Asn Lys Asn Asn Thr Lys Leu Ser Thr Arg Ala Leu
610 615 620
Pro Ser Phe Ile Asp Tyr Phe Asn Gly Ile Tyr Gly Phe Ala Thr Gly
625 630 635 640
Ile Lys Asp Ile Met Asn Met Ile Phe Lys Thr Asp Thr Gly Gly Asn
645 650 655
Leu Thr Leu Asp Glu Ile Leu Lys Asn Gln Gln Leu Leu Asn Glu Ile
660 665 670
Ser Gly Lys Leu Asp Gly Val Asn Gly Ser Leu Asn Asp Leu Ile Ala
675 680 685
Gln Gly Asn Leu Asn Thr Glu Leu Ser Lys Glu Ile Leu Lys Ile Ala
690 695 700
Asn Glu Gln Asn Gln Val Leu Asn Asp Val Asn Asn Lys Leu Asp Ala
705 710 715 720
Ile Asn Thr Met Leu His Ile Tyr Leu Pro Lys Ile Thr Ser Met Leu
725 730 735
Ser Asp Val Met Lys Gln Asn Tyr Ala Leu Ser Leu Gln Ile Glu Tyr
740 745 750
Leu Ser Lys Gln Leu Gln Glu Ile Ser Asp Lys Leu Asp Ile Ile Asn
755 760 765
Val Asn Val Leu Ile Asn Ser Thr Leu Thr Glu Ile Thr Pro Ala Tyr
770 775 780
Gln Arg Ile Lys Tyr Val Asn Glu Lys Phe Glu Glu Leu Thr Phe Ala
785 790 795 800
Thr Glu Thr Thr Leu Lys Val Lys Lys Asp Ser Ser Pro Ala Asp Ile
805 810 815
Leu Asp Glu Leu Thr Glu Leu Thr Glu Leu Ala Lys Ser Val Thr Lys
820 825 830
Asn Asp Val Asp Gly Phe Glu Phe Tyr Leu Asn Thr Phe His Asp Val
835 840 845
Met Val Gly Asn Asn Leu Phe Gly Arg Ser Ala Leu Lys Thr Ala Ser
850 855 860
Glu Leu Ile Ala Lys Glu Asn Val Lys Thr Ser Gly Ser Glu Val Gly
865 870 875 880
Asn Val Tyr Asn Phe Leu Ile Val Leu Thr Ala Leu Gln Ala Lys Ala
885 890 895
Phe Leu Thr Leu Thr Thr Cys Arg Lys Leu Leu Gly Leu Ala Asp Ile
900 905 910
Asp Tyr Thr Ser Ile Met Asn Glu His Leu Asn Lys Glu Lys Glu Glu
915 920 925
Phe Arg Val Asn Ile Leu Pro Thr Leu Ser Asn Thr Phe Ser Asn Pro
930 935 940
Asn Tyr Ala Lys Val Lys Gly Ser Asp Glu Asp Ala Lys Met Ile Val
945 950 955 960
Glu Ala Lys Pro Gly His Ala Leu Val Gly Phe Glu Met Ser Asn Asp
965 970 975
Ser Ile Thr Val Leu Lys Val Tyr Glu Ala Lys Leu Lys Gln Asn Tyr
980 985 990
Gln Val Asp Lys Asp Ser Leu Ser Glu Val Ile Tyr Gly Asp Thr Asp
995 1000 1005
Lys Leu Phe Cys Pro Asp Gln Ser Glu Gln Ile Tyr Tyr Thr Asn Asn
1010 1015 1020
Ile Val Phe Pro Asn Glu Tyr Val Ile Thr Lys Ile Asp Phe Thr Lys
1025 1030 1035 1040
Lys Met Lys Thr Leu Arg Tyr Glu Val Thr Ala Asn Phe Tyr Asp Ser
1045 1050 1055
Ser Thr Gly Glu Ile Asp Leu Asn Lys Lys Lys Val Glu Ser Ser Glu
1060 1065 1070
Ala Glu Tyr Arg Thr Leu Ser Ala Asn Asp Asp Gly Val Tyr Met Pro
1075 1080 1085
Leu Gly Val Ile Ser Glu Thr Phe Leu Thr Pro Ile Asn Gly Phe Gly
1090 1095 1100
Leu Gln Ala Asp Glu Asn Ser Arg Leu Ile Thr Leu Thr Cys Lys Ser
1105 1110 1115 1120
Tyr Leu Arg Glu Leu Leu Leu Ala Thr Asp Leu Ser Asn Lys Glu Thr
1125 1130 1135
Lys Leu Ile Val Pro Pro Ser Gly Phe Ile Ser Asn Ile Val Glu Asn
1140 1145 1150
Gly Ser Ile Glu Glu Asp Asn Leu Glu Pro Trp Lys Ala Asn Asn Lys
1155 1160 1165
Asn Ala Tyr Val Asp His Thr Gly Gly Val Asn Gly Thr Lys Ala Leu
1170 1175 1180
Tyr Val His Lys Asp Gly Gly Phe Ser Gln Phe Ile Gly Asp Lys Leu
1185 1190 1195 1200
Lys Pro Lys Thr Glu Tyr Val Ile Gln Tyr Thr Val Lys Gly Lys Pro
1205 1210 1215
Ser Ile His Leu Lys Asp Glu Asn Thr Gly Tyr Ile His Tyr Glu Asp
1220 1225 1230
Thr Asn Asn Asn Leu Lys Asp Tyr Gln Thr Ile Thr Lys Arg Phe Thr
1235 1240 1245
Thr Gly Thr Asp Leu Lys Gly Val Tyr Leu Ile Leu Lys Ser Gln Asn
1250 1255 1260
Gly Asp Glu Ala Trp Gly Asp Lys Phe Thr Ile Leu Glu Ile Lys Pro
1265 1270 1275 1280
Ala Glu Asp Leu Leu Ser Pro Glu Leu Ile Asn Pro Asn Ser Trp Ile
1285 1290 1295
Thr Thr Pro Gly Ala Ser Ile Ser Gly Asn Lys Leu Phe Ile Asn Leu
1300 1305 1310
Gly Thr Asn Gly Thr Phe Arg Gln Ser Leu Ser Leu Asn Ser Tyr Ser
1315 1320 1325
Thr Tyr Ser Ile Ser Phe Thr Ala Ser Gly Pro Phe Asn Val Thr Val
1330 1335 1340
Arg Asn Ser Arg Glu Val Leu Phe Glu Arg Ser Asn Leu Met Ser Ser
1345 1350 1355 1360
Thr Ser His Ile Ser Gly Thr Phe Lys Thr Glu Ser Asn Asn Thr Gly
1365 1370 1375
Leu Tyr Val Glu Leu Ser Arg Arg Ser Gly Gly Gly Gly His Ile Ser
1380 1385 1390
Phe Glu Asn Val Ser Ile Lys
1395
<210> 2
<211> 1398
<212> PRT
<213> 未知(Unknown)
<400> 2
Met Glu Asn Asn Ile Gln Asn Gln Cys Val Pro Tyr Asn Cys Leu Asn
1 5 10 15
Asn Pro Glu Val Glu Ile Leu Asn Glu Glu Arg Ser Thr Gly Arg Leu
20 25 30
Pro Leu Asp Ile Ser Leu Ser Leu Thr Arg Phe Leu Leu Ser Glu Phe
35 40 45
Val Pro Gly Val Gly Val Ala Phe Gly Leu Phe Asp Leu Ile Trp Gly
50 55 60
Phe Ile Thr Pro Ser Asp Trp Ser Leu Phe Leu Leu Gln Ile Glu Gln
65 70 75 80
Leu Ile Glu Gln Arg Ile Glu Thr Leu Glu Arg Asn Arg Ala Ile Thr
85 90 95
Thr Leu Arg Gly Leu Ala Asp Ser Tyr Glu Ile Tyr Ile Glu Ala Leu
100 105 110
Arg Glu Trp Glu Ala Asn Pro Asn Asn Ala Gln Leu Arg Glu Asp Val
115 120 125
Arg Ile Arg Phe Ala Asn Thr Asp Asp Ala Leu Ile Thr Ala Ile Asn
130 135 140
Asn Phe Thr Leu Thr Ser Phe Glu Ile Pro Leu Leu Ser Val Tyr Val
145 150 155 160
Gln Ala Ala Asn Leu His Leu Ser Leu Leu Arg Asp Ala Val Ser Phe
165 170 175
Gly Gln Gly Trp Gly Leu Asp Ile Ala Thr Val Asn Asn His Tyr Asn
180 185 190
Arg Leu Ile Asn Leu Ile His Arg Tyr Thr Lys His Cys Leu Asp Thr
195 200 205
Tyr Asn Gln Gly Leu Glu Asn Leu Arg Gly Thr Asn Thr Arg Gln Trp
210 215 220
Ala Arg Phe Asn Gln Phe Arg Arg Asp Leu Thr Leu Thr Val Leu Asp
225 230 235 240
Ile Val Ala Leu Phe Pro Asn Tyr Asp Val Arg Thr Tyr Pro Ile Gln
245 250 255
Thr Ser Ser Gln Leu Thr Arg Glu Ile Tyr Thr Ser Ser Val Ile Glu
260 265 270
Asp Ser Pro Val Ser Ala Asn Ile Pro Asn Gly Phe Asn Arg Ala Glu
275 280 285
Phe Gly Val Arg Pro Pro His Leu Met Asp Phe Met Asn Ser Leu Phe
290 295 300
Val Thr Ala Glu Thr Val Arg Ser Gln Thr Val Trp Gly Gly His Leu
305 310 315 320
Val Ser Ser Arg Asn Thr Ala Gly Asn Arg Ile Asn Phe Pro Ser Tyr
325 330 335
Gly Val Phe Asn Pro Gly Gly Ala Ile Trp Ile Ala Asp Glu Asp Pro
340 345 350
Arg Pro Phe Tyr Arg Thr Leu Ser Asp Pro Val Phe Val Arg Gly Gly
355 360 365
Phe Gly Asn Pro His Tyr Val Leu Gly Leu Arg Gly Val Ala Phe Gln
370 375 380
Gln Thr Gly Thr Asn His Thr Arg Thr Phe Arg Asn Ser Gly Thr Ile
385 390 395 400
Asp Ser Leu Asp Glu Ile Pro Pro Gln Asp Asn Ser Gly Ala Pro Trp
405 410 415
Asn Asp Tyr Ser His Val Leu Asn His Val Thr Phe Val Arg Trp Pro
420 425 430
Gly Glu Ile Ser Gly Ser Asp Ser Trp Arg Ala Pro Met Phe Ser Trp
435 440 445
Thr His Arg Ser Ala Thr Pro Thr Asn Thr Ile Asp Pro Glu Arg Ile
450 455 460
Thr Gln Ile Pro Leu Val Lys Ala His Thr Leu Gln Ser Gly Thr Thr
465 470 475 480
Val Val Arg Gly Pro Gly Phe Thr Gly Gly Asp Ile Leu Arg Arg Thr
485 490 495
Ser Gly Gly Pro Phe Ala Tyr Thr Ile Val Asn Ile Asn Gly Gln Leu
500 505 510
Pro Gln Arg Tyr Arg Ala Arg Ile Arg Tyr Ala Ser Thr Thr Asn Leu
515 520 525
Arg Ile Tyr Val Thr Val Ala Gly Glu Arg Ile Phe Ala Gly Gln Phe
530 535 540
Asn Lys Thr Met Asp Thr Gly Asp Pro Leu Thr Phe Gln Ser Phe Ser
545 550 555 560
Tyr Ala Thr Ile Asn Thr Ala Phe Thr Phe Pro Met Ser Gln Ser Ser
565 570 575
Phe Thr Val Gly Ala Asp Thr Phe Ser Ser Gly Asn Glu Val Tyr Ile
580 585 590
Asp Arg Phe Glu Leu Ile Pro Val Thr Ala Thr Leu Glu Gly Gly Gly
595 600 605
Gly Gly Gly Asn Lys Asn Asn Thr Lys Leu Ser Thr Arg Ala Leu Pro
610 615 620
Ser Phe Ile Asp Tyr Phe Asn Gly Ile Tyr Gly Phe Ala Thr Gly Ile
625 630 635 640
Lys Asp Ile Met Asn Met Ile Phe Lys Thr Asp Thr Gly Gly Asn Leu
645 650 655
Thr Leu Asp Glu Ile Leu Lys Asn Gln Gln Leu Leu Asn Glu Ile Ser
660 665 670
Gly Lys Leu Asp Gly Val Asn Gly Ser Leu Asn Asp Leu Ile Ala Gln
675 680 685
Gly Asn Leu Asn Thr Glu Leu Ser Lys Glu Ile Leu Lys Ile Ala Asn
690 695 700
Glu Gln Asn Gln Val Leu Asn Asp Val Asn Asn Lys Leu Asp Ala Ile
705 710 715 720
Asn Thr Met Leu His Ile Tyr Leu Pro Lys Ile Thr Ser Met Leu Ser
725 730 735
Asp Val Met Lys Gln Asn Tyr Ala Leu Ser Leu Gln Ile Glu Tyr Leu
740 745 750
Ser Lys Gln Leu Gln Glu Ile Ser Asp Lys Leu Asp Ile Ile Asn Val
755 760 765
Asn Val Leu Ile Asn Ser Thr Leu Thr Glu Ile Thr Pro Ala Tyr Gln
770 775 780
Arg Ile Lys Tyr Val Asn Glu Lys Phe Glu Glu Leu Thr Phe Ala Thr
785 790 795 800
Glu Thr Thr Leu Lys Val Lys Lys Asp Ser Ser Pro Ala Asp Ile Leu
805 810 815
Asp Glu Leu Thr Glu Leu Thr Glu Leu Ala Lys Ser Val Thr Lys Asn
820 825 830
Asp Val Asp Gly Phe Glu Phe Tyr Leu Asn Thr Phe His Asp Val Met
835 840 845
Val Gly Asn Asn Leu Phe Gly Arg Ser Ala Leu Lys Thr Ala Ser Glu
850 855 860
Leu Ile Ala Lys Glu Asn Val Lys Thr Ser Gly Ser Glu Val Gly Asn
865 870 875 880
Val Tyr Asn Phe Leu Ile Val Leu Thr Ala Leu Gln Ala Lys Ala Phe
885 890 895
Leu Thr Leu Thr Thr Cys Arg Lys Leu Leu Gly Leu Ala Asp Ile Asp
900 905 910
Tyr Thr Ser Ile Met Asn Glu His Leu Asn Lys Glu Lys Glu Glu Phe
915 920 925
Arg Val Asn Ile Leu Pro Thr Leu Ser Asn Thr Phe Ser Asn Pro Asn
930 935 940
Tyr Ala Lys Val Lys Gly Ser Asp Glu Asp Ala Lys Met Ile Val Glu
945 950 955 960
Ala Lys Pro Gly His Ala Leu Val Gly Phe Glu Met Ser Asn Asp Ser
965 970 975
Ile Thr Val Leu Lys Val Tyr Glu Ala Lys Leu Lys Gln Asn Tyr Gln
980 985 990
Val Asp Lys Asp Ser Leu Ser Glu Val Ile Tyr Gly Asp Thr Asp Lys
995 1000 1005
Leu Phe Cys Pro Asp Gln Ser Glu Gln Ile Tyr Tyr Thr Asn Asn Ile
1010 1015 1020
Val Phe Pro Asn Glu Tyr Val Ile Thr Lys Ile Asp Phe Thr Lys Lys
1025 1030 1035 1040
Met Lys Thr Leu Arg Tyr Glu Val Thr Ala Asn Phe Tyr Asp Ser Ser
1045 1050 1055
Thr Gly Glu Ile Asp Leu Asn Lys Lys Lys Val Glu Ser Ser Glu Ala
1060 1065 1070
Glu Tyr Arg Thr Leu Ser Ala Asn Asp Asp Gly Val Tyr Met Pro Leu
1075 1080 1085
Gly Val Ile Ser Glu Thr Phe Leu Thr Pro Ile Asn Gly Phe Gly Leu
1090 1095 1100
Gln Ala Asp Glu Asn Ser Arg Leu Ile Thr Leu Thr Cys Lys Ser Tyr
1105 1110 1115 1120
Leu Arg Glu Leu Leu Leu Ala Thr Asp Leu Ser Asn Lys Glu Thr Lys
1125 1130 1135
Leu Ile Val Pro Pro Ser Gly Phe Ile Ser Asn Ile Val Glu Asn Gly
1140 1145 1150
Ser Ile Glu Glu Asp Asn Leu Glu Pro Trp Lys Ala Asn Asn Lys Asn
1155 1160 1165
Ala Tyr Val Asp His Thr Gly Gly Val Asn Gly Thr Lys Ala Leu Tyr
1170 1175 1180
Val His Lys Asp Gly Gly Phe Ser Gln Phe Ile Gly Asp Lys Leu Lys
1185 1190 1195 1200
Pro Lys Thr Glu Tyr Val Ile Gln Tyr Thr Val Lys Gly Lys Pro Ser
1205 1210 1215
Ile His Leu Lys Asp Glu Asn Thr Gly Tyr Ile His Tyr Glu Asp Thr
1220 1225 1230
Asn Asn Asn Leu Lys Asp Tyr Gln Thr Ile Thr Lys Arg Phe Thr Thr
1235 1240 1245
Gly Thr Asp Leu Lys Gly Val Tyr Leu Ile Leu Lys Ser Gln Asn Gly
1250 1255 1260
Asp Glu Ala Trp Gly Asp Lys Phe Thr Ile Leu Glu Ile Lys Pro Ala
1265 1270 1275 1280
Glu Asp Leu Leu Ser Pro Glu Leu Ile Asn Pro Asn Ser Trp Ile Thr
1285 1290 1295
Thr Pro Gly Ala Ser Ile Ser Gly Asn Lys Leu Phe Ile Asn Leu Gly
1300 1305 1310
Thr Asn Gly Thr Phe Arg Gln Ser Leu Ser Leu Asn Ser Tyr Ser Thr
1315 1320 1325
Tyr Ser Ile Ser Phe Thr Ala Ser Gly Pro Phe Asn Val Thr Val Arg
1330 1335 1340
Asn Ser Arg Glu Val Leu Phe Glu Arg Ser Asn Leu Met Ser Ser Thr
1345 1350 1355 1360
Ser His Ile Ser Gly Thr Phe Lys Thr Glu Ser Asn Asn Thr Gly Leu
1365 1370 1375
Tyr Val Glu Leu Ser Arg Arg Ser Gly Gly Gly Gly His Ile Ser Phe
1380 1385 1390
Glu Asn Val Ser Ile Lys
1395
<210> 3
<211> 48
<212> PRT
<213> 未知(Unknown)
<400> 3
Phe Ser Trp Thr His Arg Ser Ala Ser Pro Thr Asn Glu Val Ser Pro
1 5 10 15
Ser Arg Ile Thr Gln Ile Pro Trp Val Lys Ala His Thr Leu Ala Ser
20 25 30
Gly Ala Ser Val Ile Lys Gly Pro Gly Phe Thr Gly Gly Asp Ile Leu
35 40 45
<210> 4
<211> 70
<212> PRT
<213> 未知(Unknown)
<400> 4
Thr Gly Glu Ile Asp Leu Asn Lys Lys Lys Val Glu Ser Ser Glu Ala
1 5 10 15
Glu Tyr Arg Thr Leu Ser Ala Asn Asp Asp Gly Val Tyr Met Pro Leu
20 25 30
Gly Val Ile Ser Glu Thr Phe Leu Thr Pro Ile Asn Gly Phe Gly Leu
35 40 45
Gln Ala Asp Glu Asn Ser Arg Leu Ile Thr Leu Thr Cys Lys Ser Tyr
50 55 60
Leu Arg Glu Leu Leu Leu
65 70
<210> 5
<211> 4200
<212> DNA
<213> 未知(Unknown)
<400> 5
atggagatca acaaccagaa ccagtgcgtg ccgtacaact gcctgagcaa cccgaaggag 60
atcatcctgg gcgaggagag gctggagacc ggcaacaccg tggccgacat cagcctgggc 120
ctgatcaact tcctgtacag caacttcgtg ccaggcggtg gcttcatcgt gggcctgctg 180
gagctgatct ggggcttcat cggccctagc cagtgggaca tcttcctggc ccagatcgag 240
cagctgatca gccagaggat cgaggagttc gccaggaacc aggccatcag caggctggag 300
ggcctgagca acctgtacaa ggtgtacgtg agggccttca gcgactggga gaaggacccg 360
accaaccctg ccctgaggga ggagatgagg attcagttca acgacatgaa cagcgccctg 420
atcaccgcca tcccgctgtt cagggtgcag aactacgagg tggccctgct gagcgtgtac 480
gtgcaggctg ccaacctgca cctgagcatc ctgagggacg tgagcgtgtt cggcgagagg 540
tggggctacg acaccgccac catcaacaac aggtacagcg acctgaccag cctgatccac 600
gtgtacacca accactgcgt ggacacctac aaccagggcc tgaggaggct ggagggcagg 660
ttcctgagcg actggatcgt gtacaacagg ttcaggaggc agctgaccat cagcgtgctg 720
gacatcgtgg ccttcttccc gaactacgac atcaggacct acccgatcca gaccgccacc 780
cagctgacca gggaggtgta cctggacctg ccgttcatca acgagaacct gagcccagct 840
gccagctacc cgaccttcag cgctgccgag agcgccatca tcaggagccc gcacctggtg 900
gacttcctga acagcttcac catctacacc gacagcctgg ccaggtacgc ctactggggt 960
ggccacctgg tgaacagctt caggaccggc accaccacca acctgatcag gagcccgctg 1020
tacggcaggg agggcaacac cgagaggccg gtgaccatca ccgccagccc gagcgtgccg 1080
atcttcagga ccctgagcta catcaccggc ctggacaaca gcaacccggt ggcaggcatc 1140
gagggcgtgg agttccagaa caccatcagc aggagcatct acaggaagag cggtccgatc 1200
gacagcttca gcgagctgcc accgcaggac gccagcgtga gccctgccat cggctacagc 1260
cacaggctgt gccacgccac cttcctggag aggatcagcg gtccgaggat cgcaggcacc 1320
gtgttcagct ggacccacag gagcgccagc ccgaccaacg aggtgagccc gagcaggatc 1380
acccagatcc cgtgggtgaa ggcccacacc ctggccagcg gtgccagcgt gatcaagggc 1440
cctggcttca ccggaggcga catcctgacc aggaacagca tgggcgagct gggcaccctg 1500
agggtgacct tcaccggcag gctgccgcag agctactaca tcaggttcag gtacgccagc 1560
gtggccaaca ggagcggcac cttcaggtac agccagcctc cgagctacgg catcagcttc 1620
ccgaagacaa tggacgcagg cgagccgctg accagcagga gcttcgccca caccaccctg 1680
ttcaccccga tcaccttcag cagggcccag gaggagttcg acctgtacat ccagagcggc 1740
gtgtacatcg acaggatcga gttcatcccg gtgaccgcca ccttcgaggc cgagtacgac 1800
ctggagaggg cccagaaggg aggtggcggt ggagggaaca agaacaacac caagctgagc 1860
accagggccc tgccgagctt catcgactac ttcaacggca tctacggctt cgccaccggc 1920
atcaaggaca tcatgaacat gatcttcaag accgacaccg gtggcaacct gaccctggac 1980
gagatcctga agaaccagca gctgctgaac gagatcagcg gcaagctgga cggcgtgaac 2040
ggcagcctga acgacctgat cgcccagggc aacctgaaca ccgagctgag caaggagatc 2100
ctgaagatcg ccaacgagca gaaccaggtg ctgaacgacg tgaacaacaa gctggacgcc 2160
atcaacacca tgctgcacat ctacctgccg aagatcacca gcatgctgag cgacgtgatg 2220
aagcagaact acgccctgag cctgcagatc gagtacctga gcaagcagct gcaggagatc 2280
agcgacaagc tggacatcat caacgtgaac gtgctgatca acagcaccct gaccgagatc 2340
acccctgcct accagaggat caagtacgtg aacgagaagt tcgaggagct gaccttcgcc 2400
accgagacca ccctgaaggt gaagaaggac agcagcccag ccgacatcct ggacgagctg 2460
accgagctga ccgagctggc caagagcgtg accaagaacg acgtggacgg cttcgagttc 2520
tacctgaaca ccttccacga cgtgatggtg ggcaacaacc tgttcggcag gagcgccctg 2580
aagaccgcca gcgagctgat cgccaaggag aacgtgaaga ccagcggcag cgaggtgggc 2640
aacgtgtaca acttcctgat cgtgctgacc gccctgcagg ccaaggcctt cctgaccctg 2700
accacctgca ggaagctgct gggcctggct gacatcgact acaccagcat catgaacgag 2760
cacctgaaca aggagaagga ggagttcagg gtgaacatcc tgccgaccct gagcaacacc 2820
ttcagcaacc cgaactacgc caaggtgaag ggcagcgacg aggacgccaa gatgatcgtg 2880
gaggccaagc caggccacgc cctggtgggc ttcgagatga gcaacgacag catcaccgtg 2940
ctgaaggtgt acgaggccaa gctgaagcag aactaccagg tggacaagga cagcctgagc 3000
gaggtgatct acggcgacac cgacaagctg ttctgcccgg accagagcga gcagatctac 3060
tacaccaaca acatcgtgtt cccgaacgag tacgtgatca ccaagatcga cttcaccaag 3120
aagatgaaga ccctgaggta cgaggtgacc gccaacttct acgacagcag caccggcgag 3180
atcgacctga acaagaagaa ggtggagagc agcgaggccg agtacaggac cctgagcgcc 3240
aacgacgacg gcgtgtacat gccgctgggc gtgatcagcg agaccttcct gaccccgatc 3300
aacggcttcg gcctgcaggc cgacgagaac agcaggctga tcaccctgac ctgcaagagc 3360
tacctgaggg agctgctgct ggccaccgac ctgagcaaca aggagaccaa gctgatcgtg 3420
ccaccgagcg gcttcatcag caacatcgtg gagaacggca gcatcgagga ggacaacctg 3480
gagccgtgga aggccaacaa caagaacgcc tacgtggacc acaccggtgg cgtgaacggc 3540
accaaggccc tgtacgtgca caaggacggt ggcttcagcc agttcatcgg cgacaagctg 3600
aagccgaaga ccgagtacgt gatccagtac accgtgaagg gcaagccgag catccacctg 3660
aaggacgaga acaccggcta catccactac gaggacacca acaacaacct gaaggactac 3720
cagaccatca ccaagaggtt caccaccggc accgacctga agggcgtgta cctgatcctg 3780
aagagccaga acggcgacga ggcctggggc gacaagttca ccatcctgga gatcaagcct 3840
gccgaggacc tgctgagccc ggagctgatc aacccgaaca gctggatcac cacccctggt 3900
gccagcatca gcggcaacaa gctgttcatc aacctgggca ccaacggcac cttcaggcag 3960
agcctgagcc tgaacagcta cagcacctac agcatcagct tcaccgccag cggcccgttc 4020
aacgtgaccg tgaggaacag cagggaagtg ctgttcgaga ggagcaacct gatgagcagc 4080
accagccaca tcagcggcac cttcaagacc gagagcaaca acaccggcct gtacgtggag 4140
ctgagcagga ggagcggtgg cggaggccac atcagcttcg agaacgtgag catcaagtag 4200
<210> 6
<211> 4197
<212> DNA
<213> 未知(Unknown)
<400> 6
atggagaaca acatccagaa ccagtgcgtg ccgtacaact gcctgaacaa cccagaggtg 60
gagatcctga acgaggagag gagcaccggc aggctgccgc tggacatcag cctgagcctg 120
accaggttcc tgctgagcga gttcgtgcct ggcgtgggag tggccttcgg cctgttcgac 180
ctgatctggg gcttcatcac cccgagcgac tggagcctgt tcctgctaca gatcgagcag 240
ctgatcgagc agaggatcga gaccctggag aggaacaggg ccatcaccac cctgcgtggc 300
ctggccgaca gctacgagat ctacatcgag gccctgaggg agtgggaggc caacccgaac 360
aacgcacagc tgagggagga cgtgaggatc aggttcgcca acaccgacga cgccctgatc 420
accgccatca acaacttcac cctgaccagc ttcgagatcc cgctgctgag cgtgtacgtg 480
caggctgcca acctgcacct gagcctgctg agggacgccg tgagcttcgg ccagggctgg 540
ggcctggaca tcgccaccgt gaacaaccac tacaacaggc tgatcaacct gatccacagg 600
tacaccaagc actgcctgga cacctacaac cagggtctgg agaacctgag gggcaccaac 660
accaggcagt gggccaggtt caaccagttc aggagggacc tgaccctgac cgtgctggac 720
atcgtggccc tgttcccgaa ctacgacgtg aggacctacc cgatccagac cagcagccag 780
ctgaccaggg agatctacac cagcagcgtg atcgaggact caccggtgag cgccaacatc 840
ccgaacggct tcaacagggc cgagttcggc gtgaggcctc cgcacctgat ggacttcatg 900
aacagcctgt tcgtgaccgc cgagaccgtg aggagccaga ccgtgtgggg tggccacctg 960
gtgagcagca ggaacacagc tggcaacagg atcaacttcc cgagctacgg cgtgttcaac 1020
ccaggcggtg ccatctggat cgccgacgag gacccgaggc cgttctacag gaccctgagc 1080
gacccggtgt tcgtgagggg aggcttcggc aacccgcact acgtgctggg cctgcgaggg 1140
gtggccttcc agcagaccgg caccaaccac accaggacct tcaggaacag cggcaccatc 1200
gacagcctgg acgagatccc accgcaggac aacagcggtg ctccgtggaa cgactacagc 1260
cacgtgctga accacgtgac cttcgtgagg tggcctggcg agatcagcgg cagcgacagc 1320
tggagggctc cgatgttcag ctggacccac aggagcgcca ccccgaccaa caccatcgac 1380
ccggagagga tcacccagat cccactggtg aaggcccaca ccctgcagag cggcaccacc 1440
gtggtgaggg gtccaggctt caccggtggc gacatcctga ggaggaccag cggaggccct 1500
ttcgcctaca ccatcgtgaa catcaacggc cagctgccgc agaggtacag ggccaggatc 1560
aggtacgcca gcaccaccaa cctgaggatc tacgtgaccg tggcaggcga gaggatcttc 1620
gctggccagt tcaacaagac gatggacaca ggcgacccgc tgaccttcca gagcttcagc 1680
tacgccacca tcaacaccgc cttcaccttc ccgatgagcc agagcagctt caccgtggga 1740
gccgacacct tcagcagcgg caacgaggtg tacatcgaca ggttcgagct gatccctgtg 1800
accgccaccc tggagggagg tggcggtgga gggaacaaga acaacaccaa gctgagcacc 1860
agggccctgc cgagcttcat cgactacttc aacggcatct acggcttcgc caccggcatc 1920
aaggacatca tgaacatgat cttcaagacc gacaccggtg gcaacctgac cctggacgag 1980
atcctgaaga accagcagct gctgaacgag atcagcggca agctggacgg cgtgaacggc 2040
agcctgaacg acctgatcgc ccagggcaac ctgaacaccg agctgagcaa ggagatcctg 2100
aagatcgcca acgagcagaa ccaggtgctg aacgacgtga acaacaagct ggacgccatc 2160
aacaccatgc tgcacatcta cctgccgaag atcaccagca tgctgagcga cgtgatgaag 2220
cagaactacg ccctgagcct gcagatcgag tacctgagca agcagctgca ggagatcagc 2280
gacaagctgg acatcatcaa cgtgaacgtg ctgatcaaca gcaccctgac cgagatcacc 2340
cctgcctacc agaggatcaa gtacgtgaac gagaagttcg aggagctgac cttcgccacc 2400
gagaccaccc tgaaggtgaa gaaggacagc agcccagccg acatcctgga cgagctgacc 2460
gagctgaccg agctggccaa gagcgtgacc aagaacgacg tggacggctt cgagttctac 2520
ctgaacacct tccacgacgt gatggtgggc aacaacctgt tcggcaggag cgccctgaag 2580
accgccagcg agctgatcgc caaggagaac gtgaagacca gcggcagcga ggtgggcaac 2640
gtgtacaact tcctgatcgt gctgaccgcc ctgcaggcca aggccttcct gaccctgacc 2700
acctgcagga agctgctggg cctggctgac atcgactaca ccagcatcat gaacgagcac 2760
ctgaacaagg agaaggagga gttcagggtg aacatcctgc cgaccctgag caacaccttc 2820
agcaacccga actacgccaa ggtgaagggc agcgacgagg acgccaagat gatcgtggag 2880
gccaagccag gccacgccct ggtgggcttc gagatgagca acgacagcat caccgtgctg 2940
aaggtgtacg aggccaagct gaagcagaac taccaggtgg acaaggacag cctgagcgag 3000
gtgatctacg gcgacaccga caagctgttc tgcccggacc agagcgagca gatctactac 3060
accaacaaca tcgtgttccc gaacgagtac gtgatcacca agatcgactt caccaagaag 3120
atgaagaccc tgaggtacga ggtgaccgcc aacttctacg acagcagcac cggcgagatc 3180
gacctgaaca agaagaaggt ggagagcagc gaggccgagt acaggaccct gagcgccaac 3240
gacgacggcg tgtacatgcc gctgggcgtg atcagcgaga ccttcctgac cccgatcaac 3300
ggcttcggcc tgcaggccga cgagaacagc aggctgatca ccctgacctg caagagctac 3360
ctgagggagc tgctgctggc caccgacctg agcaacaagg agaccaagct gatcgtgcca 3420
ccgagcggct tcatcagcaa catcgtggag aacggcagca tcgaggagga caacctggag 3480
ccgtggaagg ccaacaacaa gaacgcctac gtggaccaca ccggtggcgt gaacggcacc 3540
aaggccctgt acgtgcacaa ggacggtggc ttcagccagt tcatcggcga caagctgaag 3600
ccgaagaccg agtacgtgat ccagtacacc gtgaagggca agccgagcat ccacctgaag 3660
gacgagaaca ccggctacat ccactacgag gacaccaaca acaacctgaa ggactaccag 3720
accatcacca agaggttcac caccggcacc gacctgaagg gcgtgtacct gatcctgaag 3780
agccagaacg gcgacgaggc ctggggcgac aagttcacca tcctggagat caagcctgcc 3840
gaggacctgc tgagcccgga gctgatcaac ccgaacagct ggatcaccac ccctggtgcc 3900
agcatcagcg gcaacaagct gttcatcaac ctgggcacca acggcacctt caggcagagc 3960
ctgagcctga acagctacag cacctacagc atcagcttca ccgccagcgg cccgttcaac 4020
gtgaccgtga ggaacagcag ggaagtgctg ttcgagagga gcaacctgat gagcagcacc 4080
agccacatca gcggcacctt caagaccgag agcaacaaca ccggcctgta cgtggagctg 4140
agcaggagga gcggtggcgg aggccacatc agcttcgaga acgtgagcat caagtag 4197
<210> 7
<211> 1821
<212> DNA
<213> 未知(Unknown)
<400> 7
atggagatca acaaccagaa ccagtgcgtg ccgtacaact gcctgagcaa cccgaaggag 60
atcatcctgg gcgaggagag gctggagacc ggcaacaccg tggccgacat cagcctgggc 120
ctgatcaact tcctgtacag caacttcgtg ccaggcggtg gcttcatcgt gggcctgctg 180
gagctgatct ggggcttcat cggccctagc cagtgggaca tcttcctggc ccagatcgag 240
cagctgatca gccagaggat cgaggagttc gccaggaacc aggccatcag caggctggag 300
ggcctgagca acctgtacaa ggtgtacgtg agggccttca gcgactggga gaaggacccg 360
accaaccctg ccctgaggga ggagatgagg attcagttca acgacatgaa cagcgccctg 420
atcaccgcca tcccgctgtt cagggtgcag aactacgagg tggccctgct gagcgtgtac 480
gtgcaggctg ccaacctgca cctgagcatc ctgagggacg tgagcgtgtt cggcgagagg 540
tggggctacg acaccgccac catcaacaac aggtacagcg acctgaccag cctgatccac 600
gtgtacacca accactgcgt ggacacctac aaccagggcc tgaggaggct ggagggcagg 660
ttcctgagcg actggatcgt gtacaacagg ttcaggaggc agctgaccat cagcgtgctg 720
gacatcgtgg ccttcttccc gaactacgac atcaggacct acccgatcca gaccgccacc 780
cagctgacca gggaggtgta cctggacctg ccgttcatca acgagaacct gagcccagct 840
gccagctacc cgaccttcag cgctgccgag agcgccatca tcaggagccc gcacctggtg 900
gacttcctga acagcttcac catctacacc gacagcctgg ccaggtacgc ctactggggt 960
ggccacctgg tgaacagctt caggaccggc accaccacca acctgatcag gagcccgctg 1020
tacggcaggg agggcaacac cgagaggccg gtgaccatca ccgccagccc gagcgtgccg 1080
atcttcagga ccctgagcta catcaccggc ctggacaaca gcaacccggt ggcaggcatc 1140
gagggcgtgg agttccagaa caccatcagc aggagcatct acaggaagag cggtccgatc 1200
gacagcttca gcgagctgcc accgcaggac gccagcgtga gccctgccat cggctacagc 1260
cacaggctgt gccacgccac cttcctggag aggatcagcg gtccgaggat cgcaggcacc 1320
gtgttcagct ggacccacag gagcgccagc ccgaccaacg aggtgagccc gagcaggatc 1380
acccagatcc cgtgggtgaa ggcccacacc ctggccagcg gtgccagcgt gatcaagggc 1440
cctggcttca ccggaggcga catcctgacc aggaacagca tgggcgagct gggcaccctg 1500
agggtgacct tcaccggcag gctgccgcag agctactaca tcaggttcag gtacgccagc 1560
gtggccaaca ggagcggcac cttcaggtac agccagcctc cgagctacgg catcagcttc 1620
ccgaagacaa tggacgcagg cgagccgctg accagcagga gcttcgccca caccaccctg 1680
ttcaccccga tcaccttcag cagggcccag gaggagttcg acctgtacat ccagagcggc 1740
gtgtacatcg acaggatcga gttcatcccg gtgaccgcca ccttcgaggc cgagtacgac 1800
ctggagaggg cccagaagtg a 1821
<210> 8
<211> 1818
<212> DNA
<213> 未知(Unknown)
<400> 8
atggagaaca acatccagaa ccagtgcgtg ccgtacaact gcctgaacaa cccagaggtg 60
gagatcctga acgaggagag gagcaccggc aggctgccgc tggacatcag cctgagcctg 120
accaggttcc tgctgagcga gttcgtgcct ggcgtgggag tggccttcgg cctgttcgac 180
ctgatctggg gcttcatcac cccgagcgac tggagcctgt tcctgctaca gatcgagcag 240
ctgatcgagc agaggatcga gaccctggag aggaacaggg ccatcaccac cctgcgtggc 300
ctggccgaca gctacgagat ctacatcgag gccctgaggg agtgggaggc caacccgaac 360
aacgcacagc tgagggagga cgtgaggatc aggttcgcca acaccgacga cgccctgatc 420
accgccatca acaacttcac cctgaccagc ttcgagatcc cgctgctgag cgtgtacgtg 480
caggctgcca acctgcacct gagcctgctg agggacgccg tgagcttcgg ccagggctgg 540
ggcctggaca tcgccaccgt gaacaaccac tacaacaggc tgatcaacct gatccacagg 600
tacaccaagc actgcctgga cacctacaac cagggtctgg agaacctgag gggcaccaac 660
accaggcagt gggccaggtt caaccagttc aggagggacc tgaccctgac cgtgctggac 720
atcgtggccc tgttcccgaa ctacgacgtg aggacctacc cgatccagac cagcagccag 780
ctgaccaggg agatctacac cagcagcgtg atcgaggact caccggtgag cgccaacatc 840
ccgaacggct tcaacagggc cgagttcggc gtgaggcctc cgcacctgat ggacttcatg 900
aacagcctgt tcgtgaccgc cgagaccgtg aggagccaga ccgtgtgggg tggccacctg 960
gtgagcagca ggaacacagc tggcaacagg atcaacttcc cgagctacgg cgtgttcaac 1020
ccaggcggtg ccatctggat cgccgacgag gacccgaggc cgttctacag gaccctgagc 1080
gacccggtgt tcgtgagggg aggcttcggc aacccgcact acgtgctggg cctgcgaggg 1140
gtggccttcc agcagaccgg caccaaccac accaggacct tcaggaacag cggcaccatc 1200
gacagcctgg acgagatccc accgcaggac aacagcggtg ctccgtggaa cgactacagc 1260
cacgtgctga accacgtgac cttcgtgagg tggcctggcg agatcagcgg cagcgacagc 1320
tggagggctc cgatgttcag ctggacccac aggagcgcca ccccgaccaa caccatcgac 1380
ccggagagga tcacccagat ctcgctggtg aaggcccaca ccctgcagag cggcaccacc 1440
gtggtgaggg gtccaggctt caccggtggc gacatcctga ggaggaccag cggaggccct 1500
ttcgcctaca ccatcgtgaa catcaacggc cagctgccgc agaggtacag ggccaggatc 1560
aggtacgcca gcaccaccaa cctgaggatc tacgtgaccg tggcaggcga gaggatcttc 1620
gctggccagt tcaacaagac gatggacaca ggcgacccgc tgaccttcca gagcttcagc 1680
tacgccacca tcaacaccgc cttcaccttc ccgatgagcc agagcagctt caccgtggga 1740
gccgacacct tcagcagcgg caacgaggtg tacatcgaca ggttcgagct gatccctgtg 1800
accgccaccc tggagtga 1818
<210> 9
<211> 609
<212> PRT
<213> 未知(Unknown)
<400> 9
Gly Ser Thr Met Glu Ile Asn Asn Gln Asn Gln Cys Val Pro Tyr Asn
1 5 10 15
Cys Leu Ser Asn Pro Lys Glu Ile Ile Leu Gly Glu Glu Arg Leu Glu
20 25 30
Thr Gly Asn Thr Val Ala Asp Ile Ser Leu Gly Leu Ile Asn Phe Leu
35 40 45
Tyr Ser Asn Phe Val Pro Gly Gly Gly Phe Ile Val Gly Leu Leu Glu
50 55 60
Leu Ile Trp Gly Phe Ile Gly Pro Ser Gln Trp Asp Ile Phe Leu Ala
65 70 75 80
Gln Ile Glu Gln Leu Ile Ser Gln Arg Ile Glu Glu Phe Ala Arg Asn
85 90 95
Gln Ala Ile Ser Arg Leu Glu Gly Leu Ser Asn Leu Tyr Lys Val Tyr
100 105 110
Val Arg Ala Phe Ser Asp Trp Glu Lys Asp Pro Thr Asn Pro Ala Leu
115 120 125
Arg Glu Glu Met Arg Ile Gln Phe Asn Asp Met Asn Ser Ala Leu Ile
130 135 140
Thr Ala Ile Pro Leu Phe Arg Val Gln Asn Tyr Glu Val Ala Leu Leu
145 150 155 160
Ser Val Tyr Val Gln Ala Ala Asn Leu His Leu Ser Ile Leu Arg Asp
165 170 175
Val Ser Val Phe Gly Glu Arg Trp Gly Tyr Asp Thr Ala Thr Ile Asn
180 185 190
Asn Arg Tyr Ser Asp Leu Thr Ser Leu Ile His Val Tyr Thr Asn His
195 200 205
Cys Val Asp Thr Tyr Asn Gln Gly Leu Arg Arg Leu Glu Gly Arg Phe
210 215 220
Leu Ser Asp Trp Ile Val Tyr Asn Arg Phe Arg Arg Gln Leu Thr Ile
225 230 235 240
Ser Val Leu Asp Ile Val Ala Phe Phe Pro Asn Tyr Asp Ile Arg Thr
245 250 255
Tyr Pro Ile Gln Thr Ala Thr Gln Leu Thr Arg Glu Val Tyr Leu Asp
260 265 270
Leu Pro Phe Ile Asn Glu Asn Leu Ser Pro Ala Ala Ser Tyr Pro Thr
275 280 285
Phe Ser Ala Ala Glu Ser Ala Ile Ile Arg Ser Pro His Leu Val Asp
290 295 300
Phe Leu Asn Ser Phe Thr Ile Tyr Thr Asp Ser Leu Ala Arg Tyr Ala
305 310 315 320
Tyr Trp Gly Gly His Leu Val Asn Ser Phe Arg Thr Gly Thr Thr Thr
325 330 335
Asn Leu Ile Arg Ser Pro Leu Tyr Gly Arg Glu Gly Asn Thr Glu Arg
340 345 350
Pro Val Thr Ile Thr Ala Ser Pro Ser Val Pro Ile Phe Arg Thr Leu
355 360 365
Ser Tyr Ile Thr Gly Leu Asp Asn Ser Asn Pro Val Ala Gly Ile Glu
370 375 380
Gly Val Glu Phe Gln Asn Thr Ile Ser Arg Ser Ile Tyr Arg Lys Ser
385 390 395 400
Gly Pro Ile Asp Ser Phe Ser Glu Leu Pro Pro Gln Asp Ala Ser Val
405 410 415
Ser Pro Ala Ile Gly Tyr Ser His Arg Leu Cys His Ala Thr Phe Leu
420 425 430
Glu Arg Ile Ser Gly Pro Arg Ile Ala Gly Thr Val Phe Ser Trp Thr
435 440 445
His Arg Ser Ala Ser Pro Thr Asn Glu Val Ser Pro Ser Arg Ile Thr
450 455 460
Gln Ile Pro Trp Val Lys Ala His Thr Leu Ala Ser Gly Ala Ser Val
465 470 475 480
Ile Lys Gly Pro Gly Phe Thr Gly Gly Asp Ile Leu Thr Arg Asn Ser
485 490 495
Met Gly Glu Leu Gly Thr Leu Arg Val Thr Phe Thr Gly Arg Leu Pro
500 505 510
Gln Ser Tyr Tyr Ile Arg Phe Arg Tyr Ala Ser Val Ala Asn Arg Ser
515 520 525
Gly Thr Phe Arg Tyr Ser Gln Pro Pro Ser Tyr Gly Ile Ser Phe Pro
530 535 540
Lys Thr Met Asp Ala Gly Glu Pro Leu Thr Ser Arg Ser Phe Ala His
545 550 555 560
Thr Thr Leu Phe Thr Pro Ile Thr Phe Ser Arg Ala Gln Glu Glu Phe
565 570 575
Asp Leu Tyr Ile Gln Ser Gly Val Tyr Ile Asp Arg Ile Glu Phe Ile
580 585 590
Pro Val Thr Ala Thr Phe Glu Ala Glu Tyr Asp Leu Glu Arg Ala Gln
595 600 605
Lys
<210> 10
<211> 605
<212> PRT
<213> 未知(Unknown)
<400> 10
Met Glu Asn Asn Ile Gln Asn Gln Cys Val Pro Tyr Asn Cys Leu Asn
1 5 10 15
Asn Pro Glu Val Glu Ile Leu Asn Glu Glu Arg Ser Thr Gly Arg Leu
20 25 30
Pro Leu Asp Ile Ser Leu Ser Leu Thr Arg Phe Leu Leu Ser Glu Phe
35 40 45
Val Pro Gly Val Gly Val Ala Phe Gly Leu Phe Asp Leu Ile Trp Gly
50 55 60
Phe Ile Thr Pro Ser Asp Trp Ser Leu Phe Leu Leu Gln Ile Glu Gln
65 70 75 80
Leu Ile Glu Gln Arg Ile Glu Thr Leu Glu Arg Asn Arg Ala Ile Thr
85 90 95
Thr Leu Arg Gly Leu Ala Asp Ser Tyr Glu Ile Tyr Ile Glu Ala Leu
100 105 110
Arg Glu Trp Glu Ala Asn Pro Asn Asn Ala Gln Leu Arg Glu Asp Val
115 120 125
Arg Ile Arg Phe Ala Asn Thr Asp Asp Ala Leu Ile Thr Ala Ile Asn
130 135 140
Asn Phe Thr Leu Thr Ser Phe Glu Ile Pro Leu Leu Ser Val Tyr Val
145 150 155 160
Gln Ala Ala Asn Leu His Leu Ser Leu Leu Arg Asp Ala Val Ser Phe
165 170 175
Gly Gln Gly Trp Gly Leu Asp Ile Ala Thr Val Asn Asn His Tyr Asn
180 185 190
Arg Leu Ile Asn Leu Ile His Arg Tyr Thr Lys His Cys Leu Asp Thr
195 200 205
Tyr Asn Gln Gly Leu Glu Asn Leu Arg Gly Thr Asn Thr Arg Gln Trp
210 215 220
Ala Arg Phe Asn Gln Phe Arg Arg Asp Leu Thr Leu Thr Val Leu Asp
225 230 235 240
Ile Val Ala Leu Phe Pro Asn Tyr Asp Val Arg Thr Tyr Pro Ile Gln
245 250 255
Thr Ser Ser Gln Leu Thr Arg Glu Ile Tyr Thr Ser Ser Val Ile Glu
260 265 270
Asp Ser Pro Val Ser Ala Asn Ile Pro Asn Gly Phe Asn Arg Ala Glu
275 280 285
Phe Gly Val Arg Pro Pro His Leu Met Asp Phe Met Asn Ser Leu Phe
290 295 300
Val Thr Ala Glu Thr Val Arg Ser Gln Thr Val Trp Gly Gly His Leu
305 310 315 320
Val Ser Ser Arg Asn Thr Ala Gly Asn Arg Ile Asn Phe Pro Ser Tyr
325 330 335
Gly Val Phe Asn Pro Gly Gly Ala Ile Trp Ile Ala Asp Glu Asp Pro
340 345 350
Arg Pro Phe Tyr Arg Thr Leu Ser Asp Pro Val Phe Val Arg Gly Gly
355 360 365
Phe Gly Asn Pro His Tyr Val Leu Gly Leu Arg Gly Val Ala Phe Gln
370 375 380
Gln Thr Gly Thr Asn His Thr Arg Thr Phe Arg Asn Ser Gly Thr Ile
385 390 395 400
Asp Ser Leu Asp Glu Ile Pro Pro Gln Asp Asn Ser Gly Ala Pro Trp
405 410 415
Asn Asp Tyr Ser His Val Leu Asn His Val Thr Phe Val Arg Trp Pro
420 425 430
Gly Glu Ile Ser Gly Ser Asp Ser Trp Arg Ala Pro Met Phe Ser Trp
435 440 445
Thr His Arg Ser Ala Thr Pro Thr Asn Thr Ile Asp Pro Glu Arg Ile
450 455 460
Thr Gln Ile Pro Leu Val Lys Ala His Thr Leu Gln Ser Gly Thr Thr
465 470 475 480
Val Val Arg Gly Pro Gly Phe Thr Gly Gly Asp Ile Leu Arg Arg Thr
485 490 495
Ser Gly Gly Pro Phe Ala Tyr Thr Ile Val Asn Ile Asn Gly Gln Leu
500 505 510
Pro Gln Arg Tyr Arg Ala Arg Ile Arg Tyr Ala Ser Thr Thr Asn Leu
515 520 525
Arg Ile Tyr Val Thr Val Ala Gly Glu Arg Ile Phe Ala Gly Gln Phe
530 535 540
Asn Lys Thr Met Asp Thr Gly Asp Pro Leu Thr Phe Gln Ser Phe Ser
545 550 555 560
Tyr Ala Thr Ile Asn Thr Ala Phe Thr Phe Pro Met Ser Gln Ser Ser
565 570 575
Phe Thr Val Gly Ala Asp Thr Phe Ser Ser Gly Asn Glu Val Tyr Ile
580 585 590
Asp Arg Phe Glu Leu Ile Pro Val Thr Ala Thr Leu Glu
595 600 605

Claims (10)

1.一种高效抗草地贪夜蛾的融合蛋白,其特征在于所述的融合蛋白由BT杀虫晶体蛋白与BT营养期杀虫蛋白Vip3通过融合连接构成;所述BT杀虫晶体蛋白为BT杀虫晶体蛋白Cry1Da或者BT杀虫晶体蛋白Cry1Fa。
2.如权利要求1所述融合蛋白,其特征在于融合蛋白N端为BT杀虫晶体蛋白,C端为BT营养期杀虫蛋白Vip3。
3.如权利要求1所述融合蛋白,其特征在于所述Cry1Da蛋白的氨基酸序列为SEQ IDNO:9所示;所述Cry1Fa蛋白的氨基酸序列为SEQ ID NO:10所示。
4.如权利要求1所述融合蛋白,其特征在于所述融合蛋白为BT杀虫晶体蛋白Cry1Da与BT营养期杀虫蛋白Vip3通过融合连接构成,氨基酸序列为SEQ ID NO:1或者与SEQ ID NO:1具有90%以上相同性。
5.如权利要求1所述融合蛋白,其特征在于所述融合蛋白为BT杀虫晶体蛋白Cry1Fa与BT营养期杀虫蛋白Vip3通过融合连接构成,氨基酸序列为SEQ ID NO:2或者与SEQ ID NO:2具有90%以上相同性。
6.一种包含权利要求1所述融合蛋白的编码基因的重组载体,其特征在于所述编码基因的核苷酸序列为SEQ ID NO:5或SEQ ID NO:6所示。
7.一种表达权利要求1所述融合蛋白的农作物细胞。
8.一种权利要求1所述融合蛋白在制备抗虫转基因农作物中的应用。
9.如权利要求8所述的应用,其特征在于所述农作物包括玉米、大豆或水稻。
10.如权利要求8所述的应用,其特征在于抗虫转基因农作物为抗鳞翅目害虫,所述鳞翅目害虫包括草地贪夜蛾、黏虫、斜纹夜蛾、玉米螟、棉铃虫、甜菜夜蛾、小地老虎、二化螟、大螟或稻纵卷叶螟。
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112877336A (zh) * 2021-03-05 2021-06-01 中国农业科学院农业基因组研究所 sfIMP-X1基因及其在草地贪夜蛾遗传防控中的应用
CN114438118A (zh) * 2022-02-17 2022-05-06 四川农业大学 在水稻、玉米中高效表达Bt蛋白Cry56Aa1抗草地贪夜蛾的方法
CN117004626A (zh) * 2023-10-07 2023-11-07 莱肯生物科技(海南)有限公司 抗虫表达盒及其应用
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