Predicted to enable carbohydrate binding activity and cell-cell adhesion mediator activity. Involved in positive regulation of peptidyl-tyrosine phosphorylation. Located in membrane raft. Human ortholog(s) of this gene implicated in Compton-North congenital myopathy. Orthologous to human CNTN1 (contactin 1). [provided by Alliance of Genome Resources, Apr 2022]