Article
Stop codon recognition and interactions with peptide release factor RF3 of truncated and chimeric RF1 and RF2 from Escherichia coli.
Molecular microbiology - 1 Dec 2003
Mora Liliana, Zavialov Andrei, Ehrenberg Måns, Buckingham Richard H
Abstract excerpt
Release factors RF1 and RF2 recognize stop codons present at the A-site of the ribosome and activate hydrolysis of peptidyl-tRNA to release the peptide chain. Interactions with RF3, a ribosome-dependent GTPase, then initiate a series of reactions that accelerate the dissociation of RF1 or RF2 and their recycling between ribosomes. Two regions of Escherichia coli RF1 and RF2 were identified previously as involved...
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