mannosyl-oligosaccharide 1,2-alpha-mannosidase; mannosidase 1A; mannosidase 1B; 1,2-alpha-mannosidase; exo-alpha-1,2-mannanase; mannose-9 processing alpha-mannosidase; glycoprotein processing mannosidase I; mannosidase I; Man9-mannosidase; ManI; 1,2 • • •