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Argonavt angl Argonaute zagalna nazva bilkiv sho berut uchast u procesi RNK interferenciyi Bilki rodini Argonavt formuyut RNK indukovanij kompleks zaglushennya geniv RISC angl RNA induced silencing complex sho vikonuye funkciyu specifichnogo viklyuchennya geniv mishenej za dopomogoyu korotkih nekoduyuchih RNK mikroRNK ta piRNK Bilki rodini argonavt duzhe konservativni u vsih eukariotiv za vinyatkom drizhdzhiv Saccharomyces cerevisiae sho vtratili zdatnist do RNK interferenciyi Takozh Argonavt bilki prisutni u arhej i bakterij ale yihnya funkciya tam ne do kincya z yasovana ArgonavtStruktura bilka Argonavt arhebakteriyi IdentifikatoriSimvol ArgonautePDB 1U04UniProt Q8U3D2Insha informaciyaPidrodini simejstva ArgonavtBilki rodini Argonavt dilyatsya na tri pidkategoriyi AGO PIWI angl P element induced wimpy testis ta WAGO yaka specifichna dlya kruglih cherviv Caenorhabditis elegans U roslin takozh ye predstavniki rodini Argonavt AGO1 yaki shozhi na pidrodinu AGO ale v period rozvitku ci bilki vikonuyut roslinno specifichni funkciyi AGO AGO pidrodina bilkiv vzayemodiye z mikroRNK ta malimi interferuyuchimi RNK Dlya biogenezu takih vidiv RNK neobhidna aktivnist RNKazi III PIWI Dokladnishe piRNK PIWI pidrodina bilkiv vzayemodiye z piRNK malimi nkRNK sho pohodyat z dilyanok DNK pid nazvoyu piRNK klasteri biogenez yakih ne zalezhit vid fermentu RNKazi III WAGO Neveliki nkRNK sho vzayemodiyut z bilkami pidrodini WAGO ye produktami pryamogo sintezu RNK Mehanizm RNK zaglushennyaDeyaki RNK formuyutsya u viglyadi dvospiralnih molekul ale lishe odin lancyug z yednuyetsya z bilkom rodini Argonavt ce tak zvanij gid lancyug angl guide strand a komplementarnij jomu nazivayetsya lancyug pasazhir angl passenger strand Vazhlivim etapom ye vibir same gida lancyuga oskilki pri vibori lancyuga pasazhira budut degraduvati inshi mRNK Predstavniki rodiniU lyudini nayavni 8 geniv yaki koduyut bilki rodini argonavt AGO1 AGO2 AGO3 AGO4PrimitkiJi Joon Song Stephanie K Smith Gregory J Hannon amp Leemor Joshua Tor September 2004 Crystal structure of Argonaute and its implications for RISC slicer activity Science 305 5689 1434 1437 doi 10 1126 science 1102514 PMID 15284453 Gunter Meister July 2013 Argonaute proteins functional insights and emerging roles Nature reviews Genetics 14 7 447 459 doi 10 1038 nrg3462 PMID 23732335 Ines A Drinnenberg David E Weinberg Kathleen T Xie Jeffrey P Mower Kenneth H Wolfe Gerald R Fink amp David P Bartel October 2009 RNAi in budding yeast Science 326 5952 544 550 doi 10 1126 science 1176945 PMID 19745116 Benjamin Czech amp Gregory J Hannon January 2011 Small RNA sorting matchmaking for Argonautes Nature reviews Genetics 12 1 19 31 doi 10 1038 nrg2916 PMID 21116305 Ce nezavershena stattya z genetiki Vi mozhete dopomogti proyektu vipravivshi abo dopisavshi yiyi Ce nezavershena stattya z molekulyarnoyi biologiyi Vi mozhete dopomogti proyektu vipravivshi abo dopisavshi yiyi
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