Predicted to enable calcium ion binding activity and calcium-dependent phospholipid binding activity. Involved in regulation of calcium ion-dependent exocytosis. Acts upstream of or within spontaneous neurotransmitter secretion. Predicted to be located in cell junction; lysosome; and nuclear lumen. Is expressed in cerebral cortex. Orthologous to human DOC2A (double C2 domain alpha). [provided by Alliance of Genome Resources, Apr 2022]