pneumococcal C-polysaccharide
pneumococcal c-polysaccharide
A polysaccharide phosphate composed of a backbone of tetrasaccharide-ribitol repeating units that are linked to each other by a phosphodiester linkage between position 5 of a <small>D</small>-ribitol residue and position 6 of a β-<small>D</small>-glucopyranosyl residue.