Predicted to enable protein-L-isoaspartate (D-aspartate) O-methyltransferase activity. Predicted to be involved in cellular protein modification process. Predicted to be located in membrane. Predicted to be active in cytoplasm. Is expressed in alimentary system; nervous system; neural retina; testis; and vibrissa. Orthologous to human PCMTD1 (protein-L-isoaspartate (D-aspartate) O-methyltransferase domain containing 1). [provided by Alliance of Genome Resources, Apr 2022]