Enables dipeptidase activity. Acts upstream of or within proteolysis. Predicted to be located in nucleoplasm. Predicted to be active in cytosol. Is expressed in several structures, including 1st branchial arch; ear; limb; nervous system; and urinary system. Orthologous to human CNDP2 (carnosine dipeptidase 2). [provided by Alliance of Genome Resources, Apr 2022]