. "Catalysis of the reaction: UDP-N-acetyl-alpha-D-glucosamine + UDP-D-galactose = H(+) + UDP-N-acetyl-6-(D-galactose-1-phospho)-D-glucosamine + UMP." . . "UDP-galactose-UDP-N-acetylglucosamine galactose phosphotransferase activity" . "galactose-1-phosphotransferase activity" . "galactosyl phosphotransferase activity" . "UDP-galactose:UDP-N-acetyl-D-glucosamine galactose phosphotransferase activity" . "UDPgalactose-UDP-N-acetylglucosamine galactose phosphotransferase activity" . "UDPgalactose:UDP-N-acetyl-D-glucosamine galactose phosphotransferase activity" . "uridine diphosphogalactose-uridine diphosphoacetylglucosamine galactose-1-phosphotransferase activity" . . .