ID 3.2.1.207 DE mannosyl-oligosaccharide alpha-1,3-glucosidase. AN alpha-glucosidase II. AN ER glucosidase II. AN trimming glucosidase II. CA (1) H2O + N(4)-(alpha-D-Glc-(1->3)-alpha-D-Glc-(1->3)-alpha-D-Man-(1->2)- CA alpha-D-Man-(1->2)-alpha-D-Man-(1->3)-[alpha-D-Man-(1->2)-alpha-D-Man- CA (1->3)-[alpha-D-Man-(1->2)-alpha-D-Man-(1->6)]-alpha-D-Man-(1->6)]-beta- CA D-Man-(1->4)-beta-D-GlcNAc-(1->4)-beta-D-GlcNAc)-L-asparaginyl-[protein] CA = beta-D-glucose + N(4)-(alpha-D-Glc-(1->3)-alpha-D-Man-(1->2)-alpha-D- CA Man-(1->2)-alpha-D-Man-(1->3)-[alpha-D-Man-(1->2)-alpha-D-Man-(1->3)- CA [alpha-D-Man-(1->2)-alpha-D-Man-(1->6)]-alpha-D-Man-(1->6)]-beta-D-Man- CA (1->4)-beta-D-GlcNAc-(1->4)-beta-D-GlcNAc)-L-asparaginyl-[protein]. CA (2) H2O + N(4)-(alpha-D-Glc-(1->3)-alpha-D-Man-(1->2)-alpha-D-Man-(1->2)- CA alpha-D-Man-(1->3)-[alpha-D-Man-(1->2)-alpha-D-Man-(1->3)-[alpha-D-Man- CA (1->2)-alpha-D-Man-(1->6)]-alpha-D-Man-(1->6)]-beta-D-Man-(1->4)-beta-D- CA GlcNAc-(1->4)-beta-D-GlcNAc)-L-asparaginyl-[protein] = beta-D-glucose + CA N(4)-(alpha-D-Man-(1->2)-alpha-D-Man-(1->2)-alpha-D-Man-(1->3)-[alpha-D- CA Man-(1->2)-alpha-D-Man-(1->3)-[alpha-D-Man-(1->2)-alpha-D-Man-(1->6)]- CA alpha-D-Man-(1->6)]-beta-D-Man-(1->4)-beta-D-GlcNAc-(1->4)-beta-D- CA GlcNAc)-L-asparaginyl-[protein] (N-glucan mannose isomer 9A1,2,3B1,2,3). CC -!- This eukaryotic enzyme cleaves off sequentially the two alpha-1,3- CC linked glucose residues from the Glc2Man9GlcNAc2 oligosaccharide CC precursor of immature N-glycosylated proteins. DR Q94502, GANAB_DICDI; Q14697, GANAB_HUMAN; Q4R4N7, GANAB_MACFA; DR Q8BHN3, GANAB_MOUSE; P79403, GANAB_PIG ; B9F676, GLU2A_ORYSJ; DR Q9US55, GLU2A_SCHPO; P38138, GLU2A_YEAST; //