ID 2.7.8.18 DE UDP-galactose--UDP-N-acetylglucosamine galactose phosphotransferase. CA UDP-alpha-D-galactose + UDP-N-acetyl-alpha-D-glucosamine = H(+) + UDP-N- CA acetyl-6-(alpha-D-galactose-1-phospho)-alpha-D-glucosamine + UMP. CC -!- N-Acetylglucosamine end-groups in glycoproteins can also act as CC acceptors. //