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