Term Name:	3-O-{[N-acetyl-alpha-neuraminosyl-(2->3)]-N-acetyl-beta-D-galactosaminyl-(1->4)-beta-D-galactosyl-(1->3)-N-acetyl-alpha-D-galactosaminyl}-L-serine(1-) residue
Synonyms:	a 3-O-{[N-acetyl-alpha-neuraminosyl-(2->3)]-N-acetyl-beta-D-galactosaminyl-(1->4)-beta-D-galactosyl-(1->3)-N-acetyl-alpha-D-galactosaminyl}-L-serine residue
Definition:	An L-alpha amino acid residue obtained by deprotonation of the carboxy group of 3-O-{[N-acetyl-alpha-neuraminosyl-(2->3)]-N-acetyl-beta-D-galactosaminyl-(1->4)-beta-D-galactosyl-(1->3)-N-acetyl-alpha-D-galactosaminyl}-L-serine residue; major species at pH 7.3.
Ontology:	ChEBI [CHEBI:232004]  ( EBI )