The molecule is a nucleotide-sugar oxoanion that is the dianion of UDP-D-galactose. It has a role as a human metabolite and a Saccharomyces cerevisiae metabolite. It is a conjugate base of an UDP-D-galactose.
[[(2R,3S,4R,5R)-5-(2,4-dioxopyrimidin-1-yl)-3,4-dihydroxyoxolan-2-yl]methoxy-oxidophosphoryl] [(3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl] phosphate