Predicted to enable mannosyl-oligosaccharide 1,2-alpha-mannosidase activity. Predicted to be involved in ERAD pathway. Predicted to act upstream of or within carbohydrate metabolic process. Predicted to be located in membrane. Predicted to be active in Golgi membrane and endoplasmic reticulum. Orthologous to human MAN1A1 (mannosidase alpha class 1A member 1).