Predicted to enable calcium ion binding activity; phospholipase activity; and receptor tyrosine kinase binding activity. Predicted to be located in membrane. Predicted to be active in COPII-coated ER to Golgi transport vesicle. Is expressed in retina outer nuclear layer. Human ortholog(s) of this gene implicated in cone-rod dystrophy 5. Orthologous to human PITPNM3 (PITPNM family member 3). [provided by Alliance of Genome Resources, Apr 2022]