label: pneumococcal strain CSR SCS2 polysaccharide
label_lc: pneumococcal strain csr scs2 polysaccharide
description: "A bacterial 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 D-ribitol residue and position 6 of a beta-D-glucopyranosyl residue."