The molecule is monoanion of UDP-4-amino-4,6-dideoxy-L-N-acetyl-beta-L-altrosamine arising from deprotonation of the diphosphate and protonation of the amino function; major species at pH 7.3. It is a conjugate base of an UDP-4-amino-4,6-dideoxy-L-N-acetyl-beta-L-altrosamine.
[(2R,3R,4S,5R,6S)-3-acetamido-5-azaniumyl-4-hydroxy-6-methyloxan-2-yl] [[(2R,3S,4R,5R)-5-(2,4-dioxopyrimidin-1-yl)-3,4-dihydroxyoxolan-2-yl]methoxy-oxidophosphoryl] phosphate