The molecule is a UDP-sugar having N-acetyl-D-galactosamine as the sugar component. It derives from an UDP-D-galactosamine. It is a conjugate acid of an UDP-N-acetyl-D-galactosamine(2-).
[(3R,4R,5R,6R)-3-acetamido-4,5-dihydroxy-6-(hydroxymethyl)oxan-2-yl] [[(2R,3S,4R,5R)-5-(2,4-dioxopyrimidin-1-yl)-3,4-dihydroxyoxolan-2-yl]methoxy-hydroxyphosphoryl] hydrogen phosphate