Term Name:	O-(3-O-beta-D-galactosyl-N-acetyl-alpha-D-galactosaminyl)-L-serine zwitterion
Synonyms:	(2S)-3-(2-acetamido-2-deoxy-3-O-beta-D-galactopyranosyl-alpha-D-galactopyranosyloxy)-2-azaniumylpropanoate, (2S)-3-[beta-D-galactopyranosyl-(1->3)-2-acetamido-2-deoxy-alpha-D-galactopyranosyloxy]-2-azaniumylpropanoate, beta-Galp-(1->3)-alpha-GalpNAc-(1->3)-Ser zwitterion, O-(3-O-beta-D-galactosyl-N-acetyl-alpha-D-galactosaminyl)-L-serine
Definition:	An amino acid zwitterion that is the zwitterionic form of O-(3-O-beta-D-galactosyl-N-acetyl-alpha-D-galactosaminyl)-L-serine arising from transfer of a proton from the carboxy to the amino group; major species at pH 7.3.
Ontology:	ChEBI [CHEBI:62465]  ( EBI )