Predicted to enable potassium channel inhibitor activity; protein phosphatase inhibitor activity; and signaling receptor binding activity. Predicted to be involved in negative regulation of protein dephosphorylation. Predicted to act upstream of or within regulation of insulin secretion. Predicted to be active in cytoplasm. Is expressed in central nervous system; genitourinary system; retina; and skin. Orthologous to human ENSA (endosulfine alpha). [provided by Alliance of Genome Resources, Apr 2022]