Predicted to enable protein phosphatase inhibitor activity. Predicted to be located in membrane. Predicted to be integral component of membrane. Predicted to be active in extracellular matrix and extracellular space. Is expressed in eye; intestine; male reproductive gland or organ; and nervous system. Orthologous to human ELFN2 (extracellular leucine rich repeat and fibronectin type III domain containing 2). [provided by Alliance of Genome Resources, Apr 2022]