Predicted to enable adenosine 5'-monophosphoramidase activity. Involved in positive regulation of calcium-mediated signaling and protein desumoylation. Located in nucleus. Is expressed in several structures, including brain; colon; genitourinary system; mammary gland; and spleen. Human ortholog(s) of this gene implicated in Gamstorp-Wohlfart syndrome. Orthologous to human HINT1 (histidine triad nucleotide binding protein 1). [provided by Alliance of Genome Resources, Apr 2022]