dol-P-Man:GlcN-acyl-PI alpha-1,4-mannosyltransferase activity
Catalysis of the reaction: a 2-acyl-6-alpha-D-glucosaminyl-1-(1-radyl,2-acyl-sn-glycero-3-phospho)-1D-myo-inositol + a di-trans,poly-cis-dolichyl beta-D-mannosyl phosphate = a 2-acyl-6-(alpha-D-mannosyl-(1->4)-alpha-D-glucosaminyl)-1-(1-radyl,2-acyl-sn-glycero-3-phospho)-1D-myo-inositol + a di-trans,poly-cis-dolichyl phosphate + H+.
GO:0004376
GPI mannosyltransferase activity
is_a
GO:0051751
alpha-1,4-mannosyltransferase activity
is_a
GPI-MT-I activity
exact
glycolipid 1,4-alpha-mannosyltransferase activity
broad
glycosylphosphatidylinositol-mannosyltransferase I activity
exact
SPBC13E7.05