label: O(3)-(poly[(1->4)-beta-D-glucuronosyl-(1->4)-N-acetyl-alpha-D-glucosaminyl]-(1->4)-beta-D-glucuronosyl-(1->3)-beta-D-galactosyl-(1->3)-beta-D-galactosyl-(1->4)-beta-D-xylosyl)-L-serine residue
label_lc: o(3)-(poly[(1->4)-beta-d-glucuronosyl-(1->4)-n-acetyl-alpha-d-glucosaminyl]-(1->4)-beta-d-glucuronosyl-(1->3)-beta-d-galactosyl-(1->3)-beta-d-galactosyl-(1->4)-beta-d-xylosyl)-l-serine residue
description: "An L-alpha-amino acid residue derived from O(3)-(poly[(1->4)-beta-D-glucuronosyl-(1->4)-N-acetyl-alpha-D-glucosaminyl]-(1->4)-beta-D-glucuronosyl-(1->3)-beta-D-galactosyl-(1->3)-beta-D-galactosyl-(1->4)-beta-D-xylosyl)-L-serine."