The molecule is a UDP-N-acetyl-D-mannosamine in which the anomeric centre of the pyranose fragment has alpha-configuration. It is a conjugate acid of an UDP-N-acetyl-alpha-D-mannosamine(2-).
[(2R,3S,4R,5S,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