GDP-Man:Man(3)GlcNAc(2)-PP-Dol alpha-1,2-mannosyltransferase activity
Catalysis of the reaction: an alpha-D-Man-(1->3)-[alpha-D-Man-(1->6)]-beta-D-Man-(1->4)-beta-D-GlcNAc-(1->4)-alpha-D-GlcNAc-diphospho-di-trans,poly-cis-dolichol + 2 GDP-alpha-D-mannose = an alpha-D-Man-(1->2)-alpha-D-Man-(1->2)-alpha-D-Man-(1->3)-[alpha-D-Man-(1->6)]-beta-D-Man-(1->4)-beta-D-GlcNAc-(1->4)-alpha-D-GlcNAc-diphospho-di-trans,poly-cis-dolichol + 2 GDP + 2 H+.
GO:0000026
alpha-1,2-mannosyltransferase activity
is_a
GO:0120562
GlcNAc(2)-PP-Dol mannosyltransferase activity
is_a
GDP-D-mannose:D-Man-alpha-(1->3)-[D-Man-alpha-(1->6)]-D-Man-beta-(1->4)-D-GlcNAc-beta-(1->4)-D-GlcNAc-diphosphodolichol alpha-1,2-mannosyltransferase activity
related
GDP-mannose-oligosaccharide-lipid mannosyltransferase activity
related
GDP-mannose:glycolipid 1,2-alpha-D-mannosyltransferase activity
related
glycolipid 2-alpha-mannosyltransferase activity
related
guanosine diphosphomannose-oligosaccharide-lipid mannosyltransferase activity
related
oligosaccharide-lipid mannosyltransferase activity
related
SPCC330.08