| Label | Id | |
|---|---|---|
| -[GalNAc(alpha1->O)]Ser- | http://purl.obolibrary.org/obo/CHEBI_53604 | |
| N-acetyl-alpha-D-galactosaminyl-L-serine residue | http://purl.obolibrary.org/obo/CHEBI_53604 | |
| O-(2-acetamido-2-deoxy-alpha-D-galactopyranosyl)-L-serine residue | http://purl.obolibrary.org/obo/CHEBI_53604 | |
| Tn antigen | http://purl.obolibrary.org/obo/CHEBI_53604 | |
| GalNAc alpha 1-O-Ser | http://purl.obolibrary.org/obo/CHEBI_53604 |