heparan sulfate alpha-D-N-sulfoglucosamine polyanion
heparan sulfate alpha-d-n-sulfoglucosamine polyanion
A carbohydrate acid derivative anion arising from deprotonation of the carboxylic acid and sulfate groups of the repeating units of heparan sulfate α-<small>D</small>-glucosaminide <em>N</em>-sulfate; major species at pH 7.3.