Predicted to enable several functions, including calcium channel regulator activity; cell adhesion molecule binding activity; and neuroligin family protein binding activity. Predicted to be involved in several processes, including postsynapse organization; social behavior; and vocal learning. Predicted to be located in plasma membrane and presynapse. Predicted to be integral component of membrane. Predicted to be part of protein-containing complex. Orthologous to human NRXN2 (neurexin 2). [provided by Alliance of Genome Resources, Apr 2022]