Term Name:	O(3)-(beta-D-glucuronosyl-(1->3)-beta-D-galactosyl-(1->3)-beta-D-galactosyl-(1->4)-beta-D-xylosyl)-L-serine(1-) residue
Synonyms:	3-O-(beta-D-glucuronosyl-(1->3)-beta-D-galactosyl-(1->3)-beta-D-galactosyl-(1->4)-beta-D-xylosyl)-L-serine residue, O(3)-(beta-D-GlcA-(1->3)-beta-D-Gal-(1->3)-beta-D-Gal-(1->4)-beta-D-Xyl)-L-Ser(1-) residue
Definition:	An organic anionic group obtained by deprotonation of the glucuronosyl carboxy group of O3-(β-D-glucuronosyl-(1→3)-β-D-galactosyl-(1→3)-β-D-galactosyl-(1→4)-β-D-xylosyl)-L-serine residue; major species at pH 7.3.
Ontology:	ChEBI [CHEBI:132093]  ( EBI )