CN111378670B - 一种分离的中黑盲蝽Taiman基因及其编码的蛋白 - Google Patents

一种分离的中黑盲蝽Taiman基因及其编码的蛋白 Download PDF

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CN111378670B
CN111378670B CN202010137563.0A CN202010137563A CN111378670B CN 111378670 B CN111378670 B CN 111378670B CN 202010137563 A CN202010137563 A CN 202010137563A CN 111378670 B CN111378670 B CN 111378670B
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陈利珍
薛汇
黄星星
任俊
张航
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Abstract

本发明涉及昆虫基因工程技术领域。具体涉及一种分离的中黑盲蝽Taiman基因及其编码的蛋白。所述基因的核苷酸序列如SEQ ID No:1所示。将本发明的Taiman基因的dsRNA通过显微注射至中黑盲蝽初羽化雌虫体内,检测发现Taiman基因表达量在整个生育期均被极显著抑制,抑制Taiman基因的表达显著减少了中黑盲蝽卵巢内卵的数量和中黑盲蝽的终生产卵量,最终影响了中黑盲蝽的生殖能力和种群的发展。Taiman基因可作为抗中黑盲蝽转基因植物培育的备选基因。

Description

一种分离的中黑盲蝽Taiman基因及其编码的蛋白
技术领域
本发明涉及昆虫基因工程技术领域。具体涉及一种分离的中黑盲蝽Taiman基因及其编码的蛋白。
背景技术
中黑盲蝽(Adelphocorissuturalis)属于半翅目盲蝽科苜蓿盲蝽属,是一种高度杂食性害虫,广泛的分布于日本、中国、朝鲜以及前苏联,中黑盲蝽的寄主范围非常广泛,其主要危害棉花,大豆,苜蓿等,1997年转基因Bt棉花商业化种植以来,很好的控制了靶标鳞翅目害虫的危害,但对于非靶标害虫中黑盲蝽逐渐由次要害虫上升为主要害虫,并呈进一步蔓延和大面积灾变的发展趋势。目前对于盲蝽科害虫的防治主要是以化学防治为主,由于中黑盲蝽危害较为隐蔽,活动迅速敏捷,且容易转移寄主危害,严重影响化学药剂的防治效果。由于长期大量使用化学农药带来的环境压力以及抗药性等问题,开发和利用符合环保、健康、持续发展理念的无公害防治措施成为了当前的防治热点。
科学研究发现,保幼激素在昆虫变态和生殖方面起到关键作用,保幼激素能够促进昆虫卵黄发生和卵子的生成。保幼激素的分子作用依赖于由两种bHLH-PAS转录因子组成的细胞内受体复合物(Methoprenetolerant,Met)和Taiman(Tai)。Tai/Met异源二聚体在保幼激素信号通路中起到关键调控作用。越来越多的化学农药的使用导致害虫抗药性的增强,寻找科学环保的杀虫策略迫在眉睫。随着科学技术的发展,更多的通过转基因植物来达到防治害虫的手段受到人们的关注,也是科学环保杀虫的重要战略。Taiman基因对昆虫的生殖调控可以应用到转基因植物对中黑盲蝽防治中来,促进绿色环保、科学治虫理念的发展。
发明内容
本发明的目的是提供的中黑盲蝽Taiman基因。
本发明的再一目的是提供上述中黑盲蝽Taiman基因所编码的蛋白。
本发明的再一目的是提供含有上述中黑盲蝽Taiman基因的重组质粒。
本发明的再一目的是提供含有上述中黑盲蝽Taiman基因的重组细胞。
本发明的再一目的是提供抗中黑盲蝽的转基因植物。
本发明的再一目的是提供提高植物中黑盲蝽抗性的方法。
根据本发明的中黑盲蝽Taiman基因,其核苷酸序列如SEQIDNo:1所示。
SEQIDNO:1ATGTCGACGCTTCTCGCCGAAAATGCAGGGTTGGTCCGATGTGAGCTGCCATCAGACCCCCTGTGGGCTAAGATGAGCTCTACCGGAGCCAGCTCTAAGAAGCGAAAGAAACCCGACACAAAACCCCAGTCTCAACTCGCCAAAAGCCTTAATGAAAAACGTAGGCGTGAGCTTGAAAACGTGTTCATCGAAGAGCTGGCTGAACTCATATCGGCGAGCTTTGCTGATATGAGCTCGCTCGCTGTCAAGCCCGACAAGTGCGCTATACTTCAAGAAACTGTAAACCAGATCAAGCACATAAAAGAGCAAGAGGCCGCAGCGACGATAGACGCAGTTCAACAGGGAGAAGTTTCCTCGTCGAAACCTACCATCCTCACTAACGACTTTTTTGGTCCACTTCTGTTAGAGGCTCTCGAAGGTTTCCTTTTCGTAGTCAACCAAGACGGCAAAGTAGAGTACGTGACTGATAACATCGCCACGTTCATCAAATTCTCGAAAGACGAGGTTTTGGGAAAGCCCGTCTATAACATCCTTCACCACGGGGACCATGGCCGTTTCAACTCCGCCCTCCTGCCTACGGTTTGGTCCACTCTTGAAGGCTCCTCCTCGTCTGTCGTAGCCTCAGGAGGTGGTTCTTCCTCCAATTCGTCGAACCCTCCGCGGAATCGAACTTTCAACTGCCGATTCCTCATCAAACCTCCTGACGACTCGAACCAAACCGTCGAGGAGAAACAGCAGAGGGTATCGAAGTATGAGAATATGCAAGTTGTCCAGATCAATTCGACGCAAATCGCTCAATTGACATCAGGCGGCGACAAGGACGAAGAGGGCAACGATATCGGTCCGTGCCTCATGTGCGTGGCTCGGCGGATTATGCCGAACGAGAAACATCACGCGGGGACGTCCATGGAACAGTTTTCAATGAAAATGGACCCCCAAGGGAAGATCATCGGAATAGACACGACGGGGTTGTCGCCAGGGTTATCCCAATTCATCGTCAAGAAAGATCTCCTTGGAAGAAATCTCGACGACATAGTTCATGCTGGCGATTTTAGCAAAGTATCGAATCATGTGAAAGACGTTCAATCCCATTCGCATGGAACTTCATCTATCTACAGGATACGGGTGACTTCACCGAACTCCGGTGACAAATACATTCACGTGCAGACTAAGTCCAAGCTTTTCAAATCAATGTCTGAGCCGGACTTCATAATGTCTACCCACTCCATCGTTACCGCGGGTGGAGAAGAGCAGTCATTCAATATGGTGGAAGCGAATTCGCCTGCGTCTATAAGCGGGCAGAGCACATCCAGCTCTATGGGAAACCAAATGATGTTGTCTGGAACTGTCAACGGTGCTCCTATTAGAAGTGAAAACACCCCTAGTAGCGTGAGTTCTTCAGAGCTGGCAAACACCATCAACTCACTCAGCAATACCTCCAATTTTCAAACTGTGTCTCTGAACCAGGGTCTGGTTTCCAACGAACTTAGTCACGATATCACTTTCGCAGACCTGTTTCCTTCGACTACTTGGCCTGACATTGGTGAACGGATCGGAACGGGGTTGGCCGAACGAGGAAGTTGGGAAAGATCCGAATCCCGTGCTTCCATGACATCAGCATCTAGTCCATTAGCGCCTGCCCCCGCCACACCATCCTTCTCGAACTCCAATTTCCCCTTCTCGCCTCCCGTCATGGACGAAAAGGAGTCGAATGAAGCGCAAGGAGGCGGCAATCCCTGCCGGCTAAGGAACCTCCTGACTGAAGGGCTTGGAGCGATAAAGAGAGAATCGACAGACTCAGAGTCTGGAGCCGGTGGCGGGGGCAATAGCTCTCAGGAACATCCTGGTGAGAAAAACAAGTACAGCCTCCTTACCAAAATCCTGAATGAAAAGGAAGAAGACCAGCAGGGGTCGGGACACCATTCAGAGCAGTCATCTCACAACAAGCCTAAGAACAACATGTTACTGCAGCTGTTGAACAAAAACGACGATGACGATATGGAGCAGAAGGGAGGAGCGAGTGATGATCTTCTGCTCAATAATTTGGGGCTTGGCTCCCTGACCTCAACGCAGGCTGAGACCATCAGACGAGGCACGAAGCGCCCAAGCTCTGAAGACAACCAGGGAATGGGGAGTGGTGGAAACACTCCACAGGGTGGTGATGATGGTCCGAACTCGGCCAAACGACCTGCCAACTCCCTTTTGGACACTGTACCTCCGTCTGCGCCAGTTTCATCTTCTTCAGTCAACTCGAAGCTGTGGGAGAAAAACCGGATGTTGGCCTCGTTACTGGCAAACCCTCCATCCACTCCCACCACAATCCCTCCTGTACCTGCCAGTGTCATTTCCGCCACGCCTCAGGACAAGTTACCACGAGTTATTAAAAATAATGCCCAAAATTCTTGGTCTGGCTGTAACGTTCAACAAGGAGGCGGGATTCCTCAATCTCCTCAGGGAGCTGGAGGTCAGGCTATTGGGCGACAGGGAACTGGGCAAACCCTTCATTCCGTTTCTTCACCTGACTTCCGGTGGGCCGGTGAAGACTCATCGGACCCTTACCTCTCTCATCTGTTAGATCAAGTGATAGAAATAGCTCCCGAAGATTCCCCTGCTCTAGCTAACATAATAAATTCTATTGAAGCAAACTCCCAAGGGGTTTTGGGTGGAAGCCCTTTCCAGCAAGATCAACTCACCGCTGAAAAGATCAACGAACGGATGGCAATTAATGCCATTCAAAAGTCGCTTATGCAATGCGAGACGTTGCAAAAAACACCTGTTTATACTGTTTCTCAGCTATCCTCCGTTCAAGGACAGCAACAATTTCCTCCTCCACCTGTTTATCAACAGAATAGGCAACGATTGACCTTATCTGCTGGTCTGAGGCAAGCACAGTACAACCTTGGACCTCAACAACAGCAACTGTTGATACAGCAGCAGCAACAGCGGACTAAACTGTTGCAACAACAAACTAAGCAGCGGTTGTTACAGTTGCAACAGCAACAACAGCTGCTAATTCCTTCTAATGCTGCTGCCACATCGGGGGATCCTTCCGGAATCCATAATATTGACTCTCTTATGAATAACACGGTTGCGCCCAACGTTTCTCTTCAGAGGTCATCTAGCGTTCCTGATTCCCAGCTGTCGCCAGTCGGAAGCTATAGTGGCTCTGGTGCCAGCACGCCCAACATCATCGGATCTGGGAGCTCACAGATATCACCTGGCCAGAGGCAACCCTTCTCTCCGCAACCTTTCTCTCCTGTAAATGGTGGTATGAATAGTTTCCAAGGAAGTGGAGGGAGTGGAGGTTCAACTACTCCTAACCAGAGTGGGCAAGTTGTAACCTCACAAGGAGCGCAGCAGGCTCGTATGAGTCCTAGTTCGCTTCAGAATTTCCAGCAGGCTCAACTGTCCCCTCGGCTTTCACAGGGACAAACGGCAGGTTATGTTCAGACCCAGAGCACTTCATGGTCCCAACAACAAGCCAATAGGATCTCAATTCAACAACAACAAAACCCTATGCTCAATGCCCAGCTCACTGGCGGCAGTTATAACTCCAGTGGTGCTAGAAACTACAACCCTGGAACCCCTCCTGGTGCTGGGGGTGGAACGCCTCCCACCTCTGCAGCAGGCAGTGGCAGTCGTACAGGTCTGCCACCCGTCCGGTCTCTAACCAGTCCAGGATCACGGCAGAGTCCGTTCCCTCCCGAACTGTCACCAACGGCAGCAGGGAGTGCCACCAACTACCAGTTTAGAATCCAAAGGTCACTTTCAGGACCAACCCACCAGTCAGTCGTTCCTCAAGCAACCACTCATCTTCCAGGAGGTCCAATAGGAGGAGGTGGATGCAGCCGGATGTACAAGGAGCAGGTCCCTTACCACCACCACTACCATCCCCCCCATGTGACCCATCAACACCCCCAACATCCTCTCATTTACCAACCACACCCCACGGACCAGGGTTATCCTGGCCAGGGATACCCTGATGGCTACAGACAACACCCGACGGGTAAGTTCCCTGTCCTCCAGGTACACGGACACAAACACGACCCCCACCTTCCGACACCATAG
根据本发明的上述中黑盲蝽Taiman基因所编码的蛋白,其氨基酸序列如SEQIDNo:2所示。
MSTLLAENAGLVRCELPSDPLWAKMSSTGASSKKRKKPDTKPQSQLAKSLNEKRRRELENVFIEELAELISASFADMSSLAVKPDKCAILQETVNQIKHIKEQEAAATIDAVQQGEVSSSKPTILTNDFFGPLLLEALEGFLFVVNQDGKVEYVTDNIATFIKFSKDEVLGKPVYNILHHGDHGRFNSALLPTVWSTLEGSSSSVVASGGGSSSNSSNPPRNRTFNCRFLIKPPDDSNQTVEEKQQRVSKYENMQVVQINSTQIAQLTSGGDKDEEGNDIGPCLMCVARRIMPNEKHHAGTSMEQFSMKMDPQGKIIGIDTTGLSPGLSQFIVKKDLLGRNLDDIVHAGDFSKVSNHVKDVQSHSHGTSSIYRIRVTSPNSGDKYIHVQTKSKLFKSMSEPDFIMSTHSIVTAGGEEQSFNMVEANSPASISGQSTSSSMGNQMMLSGTVNGAPIRSENTPSSVSSSELANTINSLSNTSNFQTVSLNQGLVSNELSHDITFADLFPSTTWPDIGERIGTGLAERGSWERSESRASMTSASSPLAPAPATPSFSNSNFPFSPPVMDEKESNEAQGGGNPCRLRNLLTEGLGAIKRESTDSESGAGGGGNSSQEHPGEKNKYSLLTKILNEKEEDQQGSGHHSEQSSHNKPKNNMLLQLLNKNDDDDMEQKGGASDDLLLNNLGLGSLTSTQAETIRRGTKRPSSEDNQGMGSGGNTPQGGDDGPNSAKRPANSLLDTVPPSAPVSSSSVNSKLWEKNRMLASLLANPPSTPTTIPPVPASVISATPQDKLPRVIKNNAQNSWSGCNVQQGGGIPQSPQGAGGQAIGRQGTGQTLHSVSSPDFRWAGEDSSDPYLSHLLDQVIEIAPEDSPALANIINSIEANSQGVLGGSPFQQDQLTAEKINERMAINAIQKSLMQCETLQKTPVYTVSQLSSVQGQQQFPPPPVYQQNRQRLTLSAGLRQAQYNLGPQQQQLLIQQQQQRTKLLQQQTKQRLLQLQQQQQLLIPSNAAATSGDPSGIHNIDSLMNNTVAPNVSLQRSSSVPDSQLSPVGSYSGSGASTPNIIGSGSSQISPGQRQPFSPQPFSPVNGGMNSFQGSGGSGGSTTPNQSGQVVTSQGAQQARMSPSSLQNFQQAQLSPRLSQGQTAGYVQTQSTSWSQQQANRISIQQQQNPMLNAQLTGGSYNSSGARNYNPGTPPGAGGGTPPTSAAGSGSRTGLPPVRSLTSPGSRQSPFPPELSPTAAGSATNYQFRIQRSLSGPTHQSVVPQATTHLPGGPIGGGGCSRMYKEQVPYHHHYHPPHVTHQHPQHPLIYQPHPTDQGYPGQGYPDGYRQHPTGKFPVLQVHGHKHDPHLPTP
本发明还提供了包含上述中黑盲蝽Taiman基因的重组质粒。
本发明还提供了包含上述中黑盲蝽Taiman基因的重组细胞,例如含有上述中黑盲蝽Taiman基因的重组植物细胞,昆虫细胞,真菌等。
本发明还提供了抗中黑盲蝽的转基因植物,所述转基因植物含有黑盲蝽Taiman基因的干扰序列。
根据本发明的具体实施方式,所述黑盲蝽Taiman基因的干扰序列通过使用以下特异性引物扩增而得:
上游引物序列dsTAI-F:5’GCACAGTACAACCTTGGACC3’,
下游引物序列dsTAI-R:5’GTTGAACCTCCACTCCCTCC3’。
根据本发明的提高植物中黑盲蝽抗性的方法,包括向植物中导入黑盲蝽Taiman基因的干扰序列的步骤。
将本发明的Taiman基因的dsRNA通过显微注射至中黑盲蝽初羽化雌虫体内,检测发现Taiman基因表达量在整个生育期均被极显著抑制,抑制Taiman基因的表达显著减少了中黑盲蝽卵巢内卵的数量和中黑盲蝽的终生产卵量,最终影响了中黑盲蝽的生殖能力和种群的发展。Taiman基因可作为抗中黑盲蝽转基因植物培育的备选基因。
附图说明
图1显示注射Taiman基因干扰序列的dsRNA后,Taiman基因的沉默效率。其中“**”表示p<0.01。图中英文缩写含义:“dsTAI”表示注射Taiman基因dsRNA的处理组;“dsGFP”表示注射GFP基因dsRNA的对照组.
图2显示注射Taiman基因干扰序列的dsRNA对中黑盲蝽生殖能力的影响,A图:注射Taiman基因干扰序列的dsRNA对中黑盲蝽卵巢内卵数量的影响;B图:注射Taiman基因干扰序列的dsRNA对中黑盲蝽终生产卵量的影响。“**”表示差异极显著性:“**”P<0.01。图中英文缩写含义:“dsTAI”表示注射Taiman基因干扰序列dsRNA的处理组;“dsGFP”表示注射GFP基因dsRNA的对照组。
具体实施方式
实施方式中所使用的技术,包括TRIzol法提取RNA、cDNA克隆、PCR扩增与检测和合成dsRNA等分子生物学技术,均为本领域内技术人员已知的常规技术。所使用的仪器设备、试剂等均为本领域技术人员可通过公关途径或商业途径获得。
实施例1:中黑盲蝽Taiman基因的克隆与分析
TRIzol法提取中黑盲蝽RNA,使用RTMasterMix(perfectrealtime)试剂盒将提取的总RNA合成cDNA模板(具体步骤按照试剂盒说明书)。设计引物序列如下。
上游引物序列TAI-F:5'-CGCTTATGCAATGCGAGACG-3',
下游引物序列TAI-R:5'-GCCAGTGAGCTGGGCATTGA-3'。
以中黑盲蝽cDNA为模板,利用上述引物TAI-F和TAI-R,进行PCR扩增。回收的PCR产物与pEASY-T1载体进行连接,重组载体转化入感受态细胞T1,氨苄抗性LB培养基过夜培养。培养过夜后,挑取8个阳性克隆进行PCR验证,将菌落PCR扩增为阳性的克隆取新鲜菌液送测序。
Taiman基因开放阅读框架全长4068bp,编码1355个氨基酸残基(SEQIDNO:2),预测分子质量为144.9kDa,理论等电点为4.73。
实施例2:合成dsRNA
根据实施例1中得到的Taiman基因序列,设计特异性扩增引物(5'-端加上T7
启动子序列),用于Taiman基因的dsRNA片段的扩增,设计的特异性引物如下:
上游引物序列dsTAI-F:GCACAGTACAACCTTGGACC,
下游引物序列dsTAI-R:GTTGAACCTCCACTCCCTCC。
以中黑盲蝽cDNA为模板,利用上述引物dsTAI-F和dsTAI-R进行PCR扩增,将PCR产物连接到pEASY-T1载体。挑取菌落PCR检测为阳性的单菌落,送测序,检测基因序列的正确性,对测序正确的单菌落,6mlLB+AMP培养基过夜摇菌培养。
提取含有目的片段的质粒,以该质粒为模板,使用上述特异性引物dsTAI-F和dsTAI-R进行第二次PCR扩增,PCR体系和反应程序同上。
将第二次PCR的产物利用酚氯仿抽提法纯化,合成dsRNA,将dsRNA浓度稀释为10μg/μl备用。
实施例3注射Taiman基因dsRNA后基因的沉默效率及其对雌虫卵巢内卵的数量和生殖力变化情况
以绿色荧光蛋白基因(GFP)双链dsRNA作为对照,将Taiman基因dsRNA通过显微注射法从中黑盲蝽后胸与腹部节间膜的最外侧注射进入新羽化雌虫体内。
如图1所示,沉默效率检测:分别收集注射处理后4天、6天、8天、10天、12天、14天、16天和18天的中黑盲蝽全虫,提取RNA并反转录为cDNA后,使用日本Takara公司的
Figure BDA0002396343670000071
PremixExTaqTMII和Bio-RadDetectioniQ2System检测Taiman基因的沉默效应。
卵巢内卵数量统计:注射dsRNA11天后,利用体式显微镜解剖雌虫卵巢,每个处理解剖20头未交配雌虫,3个生物学重复,观察卵巢形态,统计并分析中黑盲蝽卵巢内卵的数量。
生殖力:雌虫注射dsRNA后,与新羽化的雄虫一一配对,放入一次性塑料杯内(5cm×7cm)交配,若发现雄虫死亡,马上补充新的性成熟的雄虫,以40对虫子为一个处理组,3个生物学重复,统计终生产卵量,以此评价注射Taiman基因dsRNA对中黑盲蝽产卵量的影响。
试验结果显示:
(1)Taiman沉默效率
与对照组相比,注射Taiman基因的dsRNA后,Taiman基因表达量在整个生育期显著下降,说明该中黑盲蝽Taiman基因的干扰序列可显著抑制Taiman基因的表达。
(2)注射Taiman基因dsRNA对中黑盲蝽雌虫卵巢内卵数量的影响
注射处理11天后,解剖雌虫卵巢,统计卵巢内卵的数量并观察卵巢形态,与对照组相比,注射Taiman基因dsRNA处理组的中黑盲蝽卵巢内卵的数量减少了44.34%(见图2中的A图)。说明注射Taiman基因的dsRNA可显著减少了中黑盲蝽雌虫卵巢内卵的数量。
(3)注射Taiman基因dsRNA对中黑盲蝽生殖能力的影响
新羽化雌虫注射dsRNA处理后与雄虫交配,统计终生产卵量,与对照组相比,处理组的中黑盲蝽产卵量下降了75.5%(见图2中的B图)。可见将Taiman基因干扰后,显著抑制了中黑盲蝽卵巢内卵的数量与雌虫生殖力,对中黑盲蝽的生殖能力和种群的发展产生了不利影响。因此本发明提供的RNA干扰序列可应用于转基因抗中黑盲蝽植物的开发。进一步开发其蛋白可应用于中黑盲蝽的生物防治。
序列表
<110> 华中农业大学
<120> 一种分离的中黑盲蝽Taiman基因及其编码的蛋白
<160> 2
<170> SIPOSequenceListing 1.0
<210> 1
<211> 4068
<212> DNA
<213> 中黑盲蝽(Adelphocoris suturalis)
<400> 1
atgtcgacgc ttctcgccga aaatgcaggg ttggtccgat gtgagctgcc atcagacccc 60
ctgtgggcta agatgagctc taccggagcc agctctaaga agcgaaagaa acccgacaca 120
aaaccccagt ctcaactcgc caaaagcctt aatgaaaaac gtaggcgtga gcttgaaaac 180
gtgttcatcg aagagctggc tgaactcata tcggcgagct ttgctgatat gagctcgctc 240
gctgtcaagc ccgacaagtg cgctatactt caagaaactg taaaccagat caagcacata 300
aaagagcaag aggccgcagc gacgatagac gcagttcaac agggagaagt ttcctcgtcg 360
aaacctacca tcctcactaa cgactttttt ggtccacttc tgttagaggc tctcgaaggt 420
ttccttttcg tagtcaacca agacggcaaa gtagagtacg tgactgataa catcgccacg 480
ttcatcaaat tctcgaaaga cgaggttttg ggaaagcccg tctataacat ccttcaccac 540
ggggaccatg gccgtttcaa ctccgccctc ctgcctacgg tttggtccac tcttgaaggc 600
tcctcctcgt ctgtcgtagc ctcaggaggt ggttcttcct ccaattcgtc gaaccctccg 660
cggaatcgaa ctttcaactg ccgattcctc atcaaacctc ctgacgactc gaaccaaacc 720
gtcgaggaga aacagcagag ggtatcgaag tatgagaata tgcaagttgt ccagatcaat 780
tcgacgcaaa tcgctcaatt gacatcaggc ggcgacaagg acgaagaggg caacgatatc 840
ggtccgtgcc tcatgtgcgt ggctcggcgg attatgccga acgagaaaca tcacgcgggg 900
acgtccatgg aacagttttc aatgaaaatg gacccccaag ggaagatcat cggaatagac 960
acgacggggt tgtcgccagg gttatcccaa ttcatcgtca agaaagatct ccttggaaga 1020
aatctcgacg acatagttca tgctggcgat tttagcaaag tatcgaatca tgtgaaagac 1080
gttcaatccc attcgcatgg aacttcatct atctacagga tacgggtgac ttcaccgaac 1140
tccggtgaca aatacattca cgtgcagact aagtccaagc ttttcaaatc aatgtctgag 1200
ccggacttca taatgtctac ccactccatc gttaccgcgg gtggagaaga gcagtcattc 1260
aatatggtgg aagcgaattc gcctgcgtct ataagcgggc agagcacatc cagctctatg 1320
ggaaaccaaa tgatgttgtc tggaactgtc aacggtgctc ctattagaag tgaaaacacc 1380
cctagtagcg tgagttcttc agagctggca aacaccatca actcactcag caatacctcc 1440
aattttcaaa ctgtgtctct gaaccagggt ctggtttcca acgaacttag tcacgatatc 1500
actttcgcag acctgtttcc ttcgactact tggcctgaca ttggtgaacg gatcggaacg 1560
gggttggccg aacgaggaag ttgggaaaga tccgaatccc gtgcttccat gacatcagca 1620
tctagtccat tagcgcctgc ccccgccaca ccatccttct cgaactccaa tttccccttc 1680
tcgcctcccg tcatggacga aaaggagtcg aatgaagcgc aaggaggcgg caatccctgc 1740
cggctaagga acctcctgac tgaagggctt ggagcgataa agagagaatc gacagactca 1800
gagtctggag ccggtggcgg gggcaatagc tctcaggaac atcctggtga gaaaaacaag 1860
tacagcctcc ttaccaaaat cctgaatgaa aaggaagaag accagcaggg gtcgggacac 1920
cattcagagc agtcatctca caacaagcct aagaacaaca tgttactgca gctgttgaac 1980
aaaaacgacg atgacgatat ggagcagaag ggaggagcga gtgatgatct tctgctcaat 2040
aatttggggc ttggctccct gacctcaacg caggctgaga ccatcagacg aggcacgaag 2100
cgcccaagct ctgaagacaa ccagggaatg gggagtggtg gaaacactcc acagggtggt 2160
gatgatggtc cgaactcggc caaacgacct gccaactccc ttttggacac tgtacctccg 2220
tctgcgccag tttcatcttc ttcagtcaac tcgaagctgt gggagaaaaa ccggatgttg 2280
gcctcgttac tggcaaaccc tccatccact cccaccacaa tccctcctgt acctgccagt 2340
gtcatttccg ccacgcctca ggacaagtta ccacgagtta ttaaaaataa tgcccaaaat 2400
tcttggtctg gctgtaacgt tcaacaagga ggcgggattc ctcaatctcc tcagggagct 2460
ggaggtcagg ctattgggcg acagggaact gggcaaaccc ttcattccgt ttcttcacct 2520
gacttccggt gggccggtga agactcatcg gacccttacc tctctcatct gttagatcaa 2580
gtgatagaaa tagctcccga agattcccct gctctagcta acataataaa ttctattgaa 2640
gcaaactccc aaggggtttt gggtggaagc cctttccagc aagatcaact caccgctgaa 2700
aagatcaacg aacggatggc aattaatgcc attcaaaagt cgcttatgca atgcgagacg 2760
ttgcaaaaaa cacctgttta tactgtttct cagctatcct ccgttcaagg acagcaacaa 2820
tttcctcctc cacctgttta tcaacagaat aggcaacgat tgaccttatc tgctggtctg 2880
aggcaagcac agtacaacct tggacctcaa caacagcaac tgttgataca gcagcagcaa 2940
cagcggacta aactgttgca acaacaaact aagcagcggt tgttacagtt gcaacagcaa 3000
caacagctgc taattccttc taatgctgct gccacatcgg gggatccttc cggaatccat 3060
aatattgact ctcttatgaa taacacggtt gcgcccaacg tttctcttca gaggtcatct 3120
agcgttcctg attcccagct gtcgccagtc ggaagctata gtggctctgg tgccagcacg 3180
cccaacatca tcggatctgg gagctcacag atatcacctg gccagaggca acccttctct 3240
ccgcaacctt tctctcctgt aaatggtggt atgaatagtt tccaaggaag tggagggagt 3300
ggaggttcaa ctactcctaa ccagagtggg caagttgtaa cctcacaagg agcgcagcag 3360
gctcgtatga gtcctagttc gcttcagaat ttccagcagg ctcaactgtc ccctcggctt 3420
tcacagggac aaacggcagg ttatgttcag acccagagca cttcatggtc ccaacaacaa 3480
gccaatagga tctcaattca acaacaacaa aaccctatgc tcaatgccca gctcactggc 3540
ggcagttata actccagtgg tgctagaaac tacaaccctg gaacccctcc tggtgctggg 3600
ggtggaacgc ctcccacctc tgcagcaggc agtggcagtc gtacaggtct gccacccgtc 3660
cggtctctaa ccagtccagg atcacggcag agtccgttcc ctcccgaact gtcaccaacg 3720
gcagcaggga gtgccaccaa ctaccagttt agaatccaaa ggtcactttc aggaccaacc 3780
caccagtcag tcgttcctca agcaaccact catcttccag gaggtccaat aggaggaggt 3840
ggatgcagcc ggatgtacaa ggagcaggtc ccttaccacc accactacca tcccccccat 3900
gtgacccatc aacaccccca acatcctctc atttaccaac cacaccccac ggaccagggt 3960
tatcctggcc agggataccc tgatggctac agacaacacc cgacgggtaa gttccctgtc 4020
ctccaggtac acggacacaa acacgacccc caccttccga caccatag 4068
<210> 2
<211> 1355
<212> PRT
<213> 中黑盲蝽(Adelphocoris suturalis)
<400> 2
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Lys Val Ser Asn His Val Lys Asp Val Gln Ser His Ser His Gly Thr
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Asn Ser Ser Gln Glu His Pro Gly Glu Lys Asn Lys Tyr Ser Leu Leu
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Thr Lys Ile Leu Asn Glu Lys Glu Glu Asp Gln Gln Gly Ser Gly His
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His Ser Glu Gln Ser Ser His Asn Lys Pro Lys Asn Asn Met Leu Leu
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Ala Ser Asp Asp Leu Leu Leu Asn Asn Leu Gly Leu Gly Ser Leu Thr
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Gly His Lys His Asp Pro His Leu Pro Thr Pro
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Claims (4)

1.中黑盲蝽Taiman基因,其特征在于,所述基因的核苷酸序列如SEQ ID No:1所示。
2.权利要求1所述的中黑盲蝽Taiman基因所编码的蛋白。
3.包含权利要求1所述的中黑盲蝽Taiman基因的重组质粒。
4.权利要求1所述中黑盲蝽Taiman基因的干扰序列用于抑制中黑盲蝽Taiman基因表达的应用,其特征在于,所述中黑盲蝽Taiman基因的干扰序列通过使用以下特异性引物扩增而得:
上游引物序列dsTAI-F:5’GCACAGTACAACCTTGGACC3’,
下游引物序列dsTAI-R:5’GTTGAACCTCCACTCCCTCC3’。
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