GDP-Man:Man(1)GlcNAc(2)-PP-Dol alpha-1,3-mannosyltransferase activity
Catalysis of the reaction: a beta-D-Man-(1->4)-beta-D-GlcNAc-(1->4)-alpha-D-GlcNAc-diphospho-di-trans,poly-cis-dolichol + GDP-alpha-D-mannose = an alpha-D-Man-(1->3)-beta-D-Man-(1->4)-beta-D-GlcNAc-(1->4)-alpha-D-GlcNAc-diphospho-di-trans,poly-cis-dolichol + GDP + H+.
GO:0000033
alpha-1,3-mannosyltransferase activity
is_a
GO:0120562
GlcNAc(2)-PP-Dol mannosyltransferase activity
is_a
GDP-D-mannose:D-Man-beta-(1->4)-D-GlcNAc-beta-(1->4)-D-GlcNAc-diphosphodolichol 3-alpha-mannosyltransferase activity
exact
GDP-mannose-oligosaccharide-lipid mannosyltransferase II
related
GDP-mannose:glycolipid 1,3-alpha-D-mannosyltransferase activity
related
glycolipid 3-alpha-mannosyltransferase activity
related
guanosine diphosphomannose-oligosaccharide-lipid II mannosyltransferase activity
related
mannosyltransferase II activity
related
SPBC11B10.01