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.,tissue specificity:Expressed in testis.,
Nucleus . Peaks in interphase, with relatively low levels maintained throughout mitosis. .
Expressed in testis. Expressed at high levels in T-cell acute lymphoblastic leukemia.