ID   2.4.1.101
DE   Alpha-1,3-mannosyl-glycoprotein 2-beta-N-acetylglucosaminyltransferase.
AN   Alpha-1,3-mannosyl-glycoprotein beta-1,2-N-acetylglucosaminyltransferase.
AN   GnTI.
AN   N-acetylglucosaminyltransferase I.
AN   N-glycosyl-oligosaccharide-glycoprotein N-acetylglucosaminyltransferase
AN   I.
AN   UDP-N-acetylglucosaminyl:alpha-1,3-D-mannoside-beta-1,2-N-
AN   acetylglucosaminyltransferase I.
AN   UDP-N-acetylglucosaminyl:alpha-3-D-mannoside beta-1,2-N-
AN   acetylglucosaminyltransferase I.
AN   Uridine diphosphoacetylglucosamine-alpha-1,3-mannosylglycoprotein beta-
AN   1,2-N-acetylglucosaminyltransferase.
CA   UDP-N-acetyl-D-glucosamine + 3-(alpha-D-mannosyl)-beta-D-mannosyl-R =
CA   UDP + 3-(2-(N-acetyl-beta-D-glucosaminyl)-alpha-D-mannosyl)-beta-D-
CA   mannosyl-R.
CC   -!- R represents the remainder of the N-linked oligosaccharide in the
CC       glycoprotein acceptor.
CC   -!- Note that this enzyme acts before N-acetylglucosaminyltransferases II
CC       (EC 2.4.1.143), III (EC 2.4.1.144), IV (EC 2.4.1.145),
CC       V (EC 2.4.1.155) and VI (EC 2.4.1.201).
CC   -!- Formerly EC 2.4.1.51.
DR   Q9XGM8, MGAT1_ARATH;  Q11068, MGAT1_CAEEL;  P26572, MGAT1_HUMAN;
DR   P27808, MGAT1_MOUSE;  P27115, MGAT1_RABIT;  Q09325, MGAT1_RAT  ;
//