catalytic activity:Ubiquitin C-terminal thioester + H(2)O = ubiquitin + a thiol.,similarity:Belongs to the peptidase C19 family.,similarity:Contains 1 UBP-type zinc finger.,similarity:Contains 2 DUSP domains.,
Cytoplasm, perinuclear region . Cytoplasm, cytoskeleton, microtubule organizing center, centrosome . According to PubMed:12865408, it localizes in the endoplasmic reticulum; however the relevance of such result is unclear.