Predicted to enable transmembrane signaling receptor activity. Acts upstream of or within reproductive process and toxin transport. Located in external side of plasma membrane. Is integral component of membrane. Is expressed in retina. Human ortholog(s) of this gene implicated in fibroma and hyaline fibromatosis syndrome. Orthologous to human ANTXR2 (ANTXR cell adhesion molecule 2). [provided by Alliance of Genome Resources, Apr 2022]