Predicted to enable manganese ion binding activity; metalloaminopeptidase activity; and protein homodimerization activity. Predicted to be involved in proteolysis. Predicted to act upstream of or within glomerular filtration and protein processing. Predicted to be located in cytosol. Predicted to be active in mitochondrion. Human ortholog(s) of this gene implicated in nephronophthisis-like nephropathy 1. Orthologous to human XPNPEP3 (X-prolyl aminopeptidase 3). [provided by Alliance of Genome Resources, Apr 2022]