. "\"Catalysis of the reaction: ubiquitin C-terminal thiolester + H2O = ubiquitin + a thiol. Hydrolysis of esters, including those formed between thiols such as dithiothreitol or glutathione and the C-terminal glycine residue of the polypeptide ubiquitin, and AMP-ubiquitin.\" [EC:3.1.2.15]" . . "ubiquitin thiolesterase activity" . "ubiquitin carboxy-terminal esterase activity" . "ubiquitin thioesterase activity" . "ubiquitin-C-terminal-thioester hydrolase activity" . "EC:3.1.2.15" . "MetaCyc:UBIQUITIN-THIOLESTERASE-RXN" . "Note that this term is distinguished from 'ubiquitin-specific protease activity ; GO:0004843' in that it specifically refers to hydrolysis of thiolester bonds, but encompasses the removal of any substrate attached to ubiquitin via a thiolester bond." . . "ubiquitin C-terminal hydrolase activity" . "ubiquitin carboxy-terminal hydrolase activity" . "ubiquitinyl hydrolase 1 activity" .