alpha-Neup5Ac-(2->8)-alpha-Neup5Ac-(2->3)-beta-D-Galp-(1->4)-beta-D-Glcp-yl group
alpha-neup5ac-(2->8)-alpha-neup5ac-(2->3)-beta-d-galp-(1->4)-beta-d-glcp-yl group
A tetrasaccharide β-<small>D</small>-glucosyl group obtained by removing the hydroxy group from the hemiacetal function of α-<em>N</em>-acetylneuraminyl-(2→8)-α-<em>N</em>-acetylneuraminyl-(2→3)-β-<small>D</small>-galactosyl-(1→4)-β-<small>D</small>-glucose. Part of (and a proposed epitope within) gangliosides G<small><sub>D1b</sub></small>, G<small><sub>D2</sub></small>, G<small><sub>D3</sub></small>, G<small><sub>T1b</sub></small>and G<small><sub>Q1b</sub></small>.