Predicted to enable 1-phosphatidylinositol binding activity. Predicted to be involved in bicellular tight junction assembly. Predicted to be located in basolateral plasma membrane and bicellular tight junction. Is expressed in central nervous system; ganglia; and retina. Orthologous to human FRMPD2 (FERM and PDZ domain containing 2). [provided by Alliance of Genome Resources, Apr 2022]