O-(N-acetyl-alpha-D-galactosaminyl)-L-serine

DB02397ExperimentalSmall molecule

O-(N-acetyl-alpha-D-galactosaminyl)-L-serine: Overview.

Chemical structure of O-(N-acetyl-alpha-D-galactosaminyl)-L-serine
Formula / weight
C11H20N2O8 · 308.2851 g/mol (avg)
Also known as
Tn Antigen · α-D-GalNAc-Ser

Resolves to

Compound
CAS67262-86-6ChEMBLCHEMBL1236347ChEBI53608PubChem447272
Structure
InChIKeyREDMNGDGDYFZRE-WKWISIMFSA-NSMILESCC(=O)N[C@@H]1[C@@H](O)[C@@H](O)[C@@H](CO)O[C@@H]1OC[C@H](N)C(O)=O
Targets
Q5KU26COLEC12

What you can answer from here — as of September 23, 2026

1Protein targetEach mapped to UniProt, with action and pharmacological action
Listed above
2+ReferencesStructured and connected to the statements they support
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Which drugs share a target with O-(N-acetyl-alpha-D-galactosaminyl)-L-serine, and which of those have an active Phase 3 trial?

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