The molecule is a UDP-D-galactose(2-) in which the anomeric centre of the galactose moiety has alpha-configuration. It is an UDP-D-galactose(2-) and an UDP-monosaccharide(2-). It is a conjugate base of an UDP-alpha-D-galactose.
[[(2R,3S,4R,5R)-5-(2,4-dioxopyrimidin-1-yl)-3,4-dihydroxyoxolan-2-yl]methoxy-oxidophosphoryl] [(2R,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl] phosphate