Acts upstream of or within brain development. Predicted to be located in plasma membrane. Predicted to be integral component of membrane. Predicted to be integral component of plasma membrane. Is expressed in several structures, including adipose tissue; brain; genitourinary system; gut; and hemolymphoid system gland. Orthologous to human PCDH18 (protocadherin 18). [provided by Alliance of Genome Resources, Apr 2022]