The molecule is a beta-D-glucosyl-(1->4)-N-acetyl-D-glucosaminyl undecaprenyl diphosphate in which the anomeric centre connected to the diphosphate group has alpha-configuration. It is a conjugate acid of a beta-D-glucosyl-(1->4)-N-acetyl-alpha-D-glucosaminyl undecaprenyl diphosphate(2-).
[(2R,3R,4R,5S,6R)-3-acetamido-4-hydroxy-6-(hydroxymethyl)-5-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-2-yl] [hydroxy-[(2Z,6Z,10Z,14Z,18Z,22Z,26Z,30Z,34E,38E)-3,7,11,15,19,23,27,31,35,39,43-undecamethyltetratetraconta-2,6,10,14,18,22,26,30,34,38,42-undecaenoxy]phosphoryl] hydrogen phosphate