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[转载]CDS, Exon, intron, utr的定义: hayidahubei 2018-12-15 05:50; 参考连接： ftp://ftp.ebi.ac.uk/pub/databases/embl/doc/FT_current.html CDS:codingsequence;sequenceofnucleotidesthatcorrespondswiththesequenceof aminoacidsinaprotein(locationincludesstopcodon);featureincludesaminoacid conceptualtranslation. Exon:regionofgenomethatcodesforportionofsplicedmRNA,rRNAandtRNA;may contain5'UTR,allCDSsand3'UTR; Intron:asegmentofDNAthatistranscribed,butremovedfromwithinthetranscript bysplicingtogetherthesequences(exons)oneithersideofit; mRNA:messengerRNA;includes5'untranslatedregion(5'UTR),codingsequences(CDS, exon)and3'untranslatedregion(3'UTR); precursor_RNA:anyRNAspeciesthatisnotyetthematureRNAproduct;mayinclude ncRNA,rRNA,tRNA,5'untranslatedregion(5'UTR),codingsequences(CDS,exon), interveningsequences(intron)and3'untranslatedregion(3'UTR); rRNA:matureribosomalRNA;RNAcomponentoftheribonucleoproteinparticle(ribosome) whichassemblesaminoacidsintoproteins. tRNA:maturetransferRNA,asmallRNAmolecule(75-85baseslong)thatmediatesthe translationofanucleicacidsequenceintoanaminoacidsequence 3'UTR:1)regionatthe3'endofamaturetranscript(followingthestopcodon)that isnottranslatedintoaprotein;2)regionatthe3'endofanRNAvirus(followingthelaststopcodon)thatisnottranslatedintoaprotein; 5'UTR:1)regionatthe5'endofamaturetranscript(precedingtheinitiationcodon) thatisnottranslatedintoaprotein;2)regionatthe5'endofanRNAvirusgenome (precedingthefirstinitiationcodon)thatisnottranslatedintoaprotein;; 个人分类: 基因组注释信息|4538 次阅读|0 个评论

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