The molecule is a UDP-amino sugar having 4-amino-4,6-dideoxy-L-N-acetyl-beta-L-altrosamine as the amino sugar component. It derives from a beta-L-altrose. It is a conjugate acid of an UDP-4-amino-4,6-dideoxy-L-N-acetyl-beta-L-altrosamine(1-).
[(2R,3R,4S,5R,6S)-3-acetamido-5-amino-4-hydroxy-6-methyloxan-2-yl] [[(2R,3S,4R,5R)-5-(2,4-dioxopyrimidin-1-yl)-3,4-dihydroxyoxolan-2-yl]methoxy-hydroxyphosphoryl] hydrogen phosphate