ID 2.4.1.79 DE Globotriaosylceramide 3-beta-N-acetylgalactosaminyltransferase. AN Beta-3GalNAc-T1. AN Galactosylgalactosylglucosylceramide beta-D- AN acetylgalactosaminyltransferase. AN Globoside synthase. AN Globoside synthetase. AN Uridine diphosphoacetylgalactosamine-galactosylgalactosylglucosylceramide AN acetylgalactosaminyltransferase. CA UDP-N-acetyl-alpha-D-galactosamine + alpha-D-galactosyl-(1->4)-beta-D- CA galactosyl-(1->4)-beta-D-glucosyl-(1<->1)-ceramide = UDP + N-acetyl-beta- CA D-galactosaminyl-(1->3)-alpha-D-galactosyl-(1->4)-beta-D-galactosyl- CA (1->4)-beta-D-glucosyl-(1<->1)-ceramide. CF Mn(2+). CC -!- Globoside is a neutral glycosphingolipid in human erythrocytes and CC has blood-group-P-antigen activity. CC -!- UDP-GalNAc is the only sugar donor that is used efficiently by the CC enzyme: UDP-Gal and UDP-GlcNAc result in very low enzyme activity. CC -!- Lactosylceramide, globoside and gangliosides GM3 and GD3 are not CC substrates. DR O75752, B3GL1_HUMAN; Q920V1, B3GL1_MOUSE; Q793U7, B3GL1_MUSSI; DR Q864U6, B3GL1_PIG ; Q5RAL7, B3GL1_PONAB; Q6AY39, B3GL1_RAT ; //