Predicted to enable carbohydrate binding activity; metal ion binding activity; and polypeptide N-acetylgalactosaminyltransferase activity. Predicted to be located in membrane. Predicted to be integral component of membrane. Predicted to be active in Golgi apparatus. Is expressed in several structures, including alimentary system; central nervous system; genitourinary system; musculoskeletal system; and sensory organ. Orthologous to human GALNT17 (polypeptide N-acetylgalactosaminyltransferase 17). [provided by Alliance of Genome Resources, Apr 2022]