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cDNA Cloning and Sequence Analysis of β1-Tubulin from Chinese White Wax Scale Ericerus pela Chavannes (Homopetera: Coccidae)

白蜡虫β1-微管蛋白基因cDNA克隆及序列分析



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 2011,24(4):423 427
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cDNACloningandSequenceAnalysisofβ1TubulinfromChinese
WhiteWaxScaleEriceruspelaChavannes(Homopetera:Coccidae)
YANGPu1,CHENXiaoming1,ZHUJiaying2,DINGWeifeng1,LIUWeiwei1
(1.ResearchInstituteofResourceInsects,ChineseAcademyofForestry,TheKeylaboratoryofCultivatingandUtilizationofResourceInsectsof
StateForestryAdministration,Kunming 650224,Yunnan,China;2.KeyLaboratoryofForestDisasterWarningand
ControlofYunnanProvince,FacultyofConservationBiology,SouthwestForestryUniversity,Kunming 650224,Yunnan,China)
Abstract:AfullengthcDNAofβ1tubulingenefromEriceruspelawasobtainedbyusingRACEandRTPCR
methods.Thesizeofβ1tubulingeneis1492bp,whichcontainsanopenreadingframeof1344bpthatencoding
447aminoacidresidueswith5020kdamolecularweightand475isoelectricpoint.Theputativeaminoacidse
quencescontainconservedsequencesofβ1tubulinandtheGTPbindingsite.Thephylogeneticanalysisshowedthat
β1tubulingeneofE.pelashareshighidentitywithβtubulinhomologuesfromotherinsects.Thesequencesofβ1
tubulingeneofE.pelaweresubmitedtoGenBankandtheaccessionnumberwasassignedJF731244.
Keywords:Ericeruspela;tubulin;RACE;aminoacid
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1171 AGAAGAAAAGCTTTCTTACATTGGTACACCGGTGAGGGTATGGATGAGATGGAATTCACTGAAGCCGAATCCAACATGAACGATCTGGTA
390 R R K A F L H W Y T G E G M D E M E F T E A E S N M N D L V
1261 TCCGAATACCAACAATACCAAGAAGCTACTGCCGACGAAGATGCCGAATTCGAAGACGAACAAGAACAAGAGGTCGATGAAAACTAATAT
420 S E Y Q Q Y Q E A T A D E D A E F E D E Q E Q E V D E N 
1351 TCCACTTTAAACGTAACGCTTATTTAATATTTTTTCCAGCCTGAATTTTTCCCTTTTTATTTTTTTTTTTTTATATGTATTTGTATTTAG
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[J].
m”fg/8
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2010,24(6):575-580
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