Predicted to enable identical protein binding activity. Predicted to be involved in neuromuscular junction development. Predicted to be active in presynaptic active zone. Is expressed in several structures, including alimentary system; bone; brain ventricle and choroid plexus; genitourinary system; and hemolymphoid system gland. Orthologous to human PPFIBP2 (PPFIA binding protein 2). [provided by Alliance of Genome Resources, Apr 2022]