Predicted to enable exopeptidase activity; identical protein binding activity; and peptide binding activity. Predicted to be involved in proteolysis. Predicted to be located in nuclear body. Predicted to be active in cytosol. Human ortholog(s) of this gene implicated in primary immunodeficiency disease. Orthologous to human TPP2 (tripeptidyl peptidase 2). [provided by Alliance of Genome Resources, Apr 2022]