- Characterization of a novel branched tetrasaccharide of 3-deoxy-D-manno-oct-2-ulopyranosonic acid. The structure of the carbohydrate backbone of the lipopolysaccharide from Acinetobacter baumannii strain nctc 10303 (atcc 17904). Vinogradov, E.V., Petersen, B.O., Thomas-Oates, J.E., Duus, J., Brade, H., Holst, O. J. Biol. Chem. (1998)