proteasome-mediated ubiquitin-dependent protein catabolic process ribosome-associated ubiquitin-dependent protein catabolic process ribosome-associated ubiquitin-dependent protein degradation GO:1990116 biological_process ribosome-associated degradation The chemical reactions and pathways resulting in the breakdown of a protein or peptide encoded by an aberrant message and associated with a stalled ribosome. Degradation is initiated by the covalent attachment of a ubiquitin group, or multiple ubiquitin groups, to the ribosome-associated protein. RAD ribosome-associated ubiquitin-dependent protein breakdown ribosome-associated ubiquitin-dependent protein catabolism pr 2013-06-05T11:46:01Z