Predicted to enable cysteine-type endopeptidase activity and thiol-dependent deubiquitinase. Predicted to be involved in several processes, including intracellular signal transduction; protein deubiquitination; and response to ionizing radiation. Predicted to be located in nuclear body. Predicted to be part of protein-containing complex. Predicted to be active in cytosol and nucleus. Orthologous to human USP28 (ubiquitin specific peptidase 28). [provided by Alliance of Genome Resources, Apr 2022]