A-site mRNA cleavage is not required for tmRNA-mediated ssrA-peptide tagging.

In Escherichia coli, prolonged translational arrest allows mRNA degradation into the A site of stalled ribosomes. The enzyme that cleaves the A-site codon is not known, but its activity requires RNase II to degrade mRNA downstream of the ribosome. This A-site mRNA cleavage process is thought to func...

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Bibliographic Details
Main Authors: Brian D Janssen, Fernando Garza-Sánchez, Christopher S Hayes
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2013-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC3834316?pdf=render