Predicted to enable identical protein binding activity. Predicted to act upstream of or within cell adhesion. Predicted to be integral component of plasma membrane. Is expressed in central nervous system; heart; male reproductive gland or organ; retina; and yolk sac. Used to study Bernard-Soulier syndrome. Human ortholog(s) of this gene implicated in Bernard-Soulier syndrome. Orthologous to human GP1BB (glycoprotein Ib platelet subunit beta). [provided by Alliance of Genome Resources, Apr 2022]