Predicted to enable calcium ion binding activity. Involved in chemical synaptic transmission; modulation of chemical synaptic transmission; and regulation of synaptic membrane adhesion. Is active in Schaffer collateral - CA1 synapse and glutamatergic synapse. Is integral component of postsynaptic membrane. Orthologous to human PCDH8 (protocadherin 8). [provided by Alliance of Genome Resources, Apr 2022]