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AminoakveyiTrivimirna model prionuBiologichna klasifikaciyaDomen Aminoakveyi Aminoacuea 1 GrupiPrioni Priones Aminoakveyi lat Aminoacuea beznukleyinovi bilkovi infekcijni agenti sho skladayutsya lishe iz molekul bilkiv Yedinimi vidomim predstavnikami ye Prioni vnutrishnoklitinni paraziti nejroniv ssavciv bilkovoyi prirodi Prionopodibni bilki viyavleni u drizhdzhiv S cerevisiae odnak voni ne sprichinyuyut zahvoryuvan svoyih gospodariv 2 Prioni PrPSc vid prion protein scrapie za svoyeyu prirodoyu ye izoformoyu normalnogo PrPs vid prion protein cellular bilka nejronalnoyi plazmatichnoyi membrani U vtorinnij strukturi PrPs prevalyuyut a spiralni motivi natomist izoforma PrPSc harakterizuyetsya perevazhannyam b shariv Prioni nezdatni do rozmnozhennya odnak vidtvoryuyutsya shlyahom katalizu prostorovoyi perebudovi normalnih gomologichnih do nih nejronalnih bilkiv sprichinyayuchi lancyugovu reakciyu peretvorennya normalnih bilkiv u prionni ta rozvitok zahvoryuvannya 3 Prioni potraplyayut v organizm cherez travnu sistemu iz yizheyu pronikayut u krov i perenosyatsya do mozku Primitki Redaguvati BioLib Aminoacuea Lindquist S Krobitsch S Li L Sondheimer N February 2001 Investigating protein conformation based inheritance and disease in yeast Philosophical Transactions of the Royal Society of London Series B Biological Sciences 356 1406 169 76 Aguzzi A January 2008 Unraveling prion strains with cell biology and organic chemistry Arhivovano 24 veresnya 2015 u Wayback Machine Proceedings of the National Academy of Sciences of the United States of America 105 1 11 2 Otrimano z https uk wikipedia org w index php title Aminoakveyi amp oldid 35875256