Nascent polypeptide
Figurę 32-60 Terniination pathway in /:. coli ribosomcs. RF-1 follows an analogous pathway but requires only a single class I
recognizes thc Stop codons U AA and UACi. whercas RF-2 (not release factor. cRFl. that recognizcs all thrce Stop codons.
shown) recognizes UAA and UG A. Eukaryotic terniination