ID 2.4.1.88 DE Globoside alpha-N-acetylgalactosaminyltransferase. AN Forssman synthase. CA UDP-N-acetyl-alpha-D-galactosamine + N-acetyl-D-galactosaminyl-(1->3)-D- CA galactosyl-(1->4)-D-galactosyl-(1->4)-D-glucosyl-(1<->1)-ceramide = UDP + CA N-acetyl-D-galactosaminyl-(1->3)-N-acetyl-D-galactosaminyl-(1->3)-D- CA galactosyl-(1->4)-D-galactosyl-(1->4)-D-glucosyl-(1<->1)-ceramide. DR Q95158, GBGT1_CANLF; Q8VI38, GBGT1_MOUSE; //