资源描述：
《冠状病毒Coronavirusl论文-1998 Nucleotide and Predicted Amino Acid Sequences of All Genes Encoded by the 3_ Genomic Portion (9_5 kb) of Respirator.pdf》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、VirusGenes17:1,33±42,1998#1998KluwerAcademicPublishers,Boston.ManufacturedinTheNetherlands.NucleotideandPredictedAminoAcidSequencesofAllGenesEncodedbythe30GenomicPortion(9.5kb)ofRespiratoryBovineCoronavirusesandComparisonsAmongRespiratoryandEntericCoronavi
2、rusesVLADIMIRN.CHOULJENKO,KONSTANTING.KOUSOULAS,*XIAOQINGLIN,&JOHANNESSTORZDepartmentofVeterinaryMicrobiologyandParasitology,SchoolofVeterinaryMedicine,LouisianaStateUniversity,BatonRouge,LA70803ReceivedDecember3,1997;AcceptedFebruary2,1998Abstract.The30-e
3、ndsofthegenomes(9538bp)oftwowild-typerespiratorybovinecoronavirus(RBCV)isolatesLSUandOKwereobtainedbycDNAsequencing.Inaddition,the30-endofthegenome(9545)ofthewild-typeentericbovinecoronavirus(EBCV)strainLY-138wasassembledfromavailablesequencesandbycDNAsequ
4、encingofunknowngenomicregions.ComparativeanalysesofRBCVandEBCVnucleotideanddeducedaminoacidsequencesrevealedthatRBCV-speci®cnucleotideandaminoaciddifferencesweredisproportionallyconcentratedwithintheSgeneandthegenomicregionbetweentheSandEgenes.Comparisonsa
5、mongvirulentandavirulentBCVstrainsrevealedthatvirulence-speci®cnucleotideandaminoacidchangeswerelocatedwithintheSandEgenes,andthe32kDaopenreadingframe.Keywords:cDNA,S,non-structural,structural,respiratory,coronavirusIntroductionCoronavirusescontainasingles
6、tranded,capped,andpolyadenylatedpositive-sense(infectious)RNACoronavirusesareimportantetiologicalagentsofmoleculeofapproximately30kblength,whichdirectshumanandanimaldiseasesincludingrespiratorythesynthesisofanestedsetofsubgenomicmRNAsinfection,gastroenteri
7、tis,hepaticandneurological(4,5).The30-endofthegenomicRNAconsistsofdisordersaswellasimmune-mediateddiseasesuchapproximately9.5kbandcontainsthespike(S)asfelineinfectiousperitonitis,andotherpersistentglycoprotein,thehemagglutinin-esterase(HE)glyco-infections(
8、1,2).Entericbovinecoronavirusesprotein,theintegralmembrane(M)protein,thesmall(EBCV)aregenerallyassociatedwithentericdiseasemembraneprotein(E)andthephosphorylatednucleo-ofnewborncalvesandwinterdysenteryofadult
