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《A genome-wide analysis of the RNA helicase gene family in Solanum lycopersicum》由会员上传分享，免费在线阅读，更多相关内容在学术论文-天天文库。
1、Gene513(2013)128–140ContentslistsavailableatSciVerseScienceDirectGenejournalhomepage:www.elsevier.com/locate/geneAgenome-wideanalysisoftheRNAhelicasegenefamilyinSolanumlycopersicuma,1b,1ca,⁎,ChengchaoZhengb,⁎⁎RuiruiXu,ShizhongZhang,LongtaoLu,HuiCaoaKeyLaboratoryofBiologyandMolecularBiologyinUn
2、iversityofShandong,WeifangUniversity,Weifang,Shandong261061,PRChinabStateKeyLaboratoryofCropBiology,ShandongAgriculturalUniversity,Taian,Shandong271018,PRChinacWeifangTraditionalChineseMedicineHospital,ClinicalLaboratory,Weifang,Shandong261061,PRChinaarticleinfoabstractArticlehistory:Helicases
3、belongtoaclassofmolecularmotorproteinsthatarefoundinyeast,animals,andplants.ThehelicaseAccepted9October2012familyisdividedintothreesubfamilies,includingtheDEAD-box,DEAH-boxandDExD/H-boxhelicases,whichAvailableonline27October2012areclassifiedbasedonvariationswithinacommonmotif,knownasmotifII.The
4、RNAhelicasesareinvolvedineverystepofRNAmetabolism,includingnucleartranscription,pre-mRNAsplicing,ribosomebiogenesis,Keywords:nucleocytoplasmictransport,translation,RNAdecay,andorganellargeneexpression.TheRNAhelicaseproteinGenome-wideanalysisfamilyplaysacrucialroleinplantgrowthanddevelopmentasw
5、ellasinresponsetobioticandabioticstresses.RNAhelicaseGenefamilyHowever,unlikeArabidopsis,nodetailedinformationregardingtheRNAhelicasefamilyiscurrentlyavailableforSolanumlycopersicumtomato(Solanumlycopersicum)duetoalimitednumberofwhole-genomesequences.Inthisstudy,weidentifiedatotalof157RNAhelica
6、segenesinthetomatogenome.AccordingtothestructuralfeaturesofthemotifIIregion,weclassifiedthetomatoRNAhelicasegenesintoDEAD-box,DEAH-boxandDExD/H-boxhelicasegenes.Butthereare27RNAhelicasesnotbelongingtothisthreesubfamilies,wecalledthat“otherhelicase”.Wemappedthe157RNAhelicasegenesontothetomatochr
7、omosomes,whichrangefromchr01tochr12.MicroarrayandexpressedsequencetagdatashowedthatmanyoftheseRNAhelicaseproteinsmaybeinvolvedindiversebio-logicalprocessesandresponsestovariousstresses.Toourknowledge,thisisthefirstreportofagenome-wideana
