The molecule is an organophosphate oxoanion obtained by deprotonation of the carboxy and phosphate OH groups and protonation of the amino group from D-glucosaminate 6-phosphate. It is a conjugate base of a D-glucosaminic acid 6-phosphate.
(2R,3R,4S,5R)-2-azaniumyl-3,4,5-trihydroxy-6-phosphonatooxyhexanoate