The O-GlcNAc database

A community resource for O-GlcNAc sites, variants, and clinical data


© Copyright Medical College of Wisconsin (2026). All Rights Reserved. Access is granted without charge to non-profit research organizations for non-commercial use only. Non-profit users must acknowledge use of this database in publications by citing Wulff-Fuentes et al., 2021 (PMID: 33479245 ). For-profit commercial users: for access rights please contact Office of Technology Development at the Medical College of Wisconsin (inventions@mcw.edu) for license and fee schedules.
DATABASE
Curated O-GlcNAc sites across species, with evidence levels and references.
New
VARIANTS
OGT/OGA variants relevant to diseases, cancers and population health.

OGT
OGA
CytOVS
Sorting tool for your list of proteins based on cellular localization and prior O-GlcNAcylation status.

New
ONTOLOGY
O-GlcNAc litterature by disease, cell line and organ.
New
OGT-XLID
Dedicated resource for OGT-XLID and related OGT-linked disorders.

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Latest content from Vanauberg D et al. Mammalian fatty acid synthase and O-GlcNAc transferase preferentially interact via their respective N-terminal regions. Biochem Biophys Rep. 2026 Mar 45() FAS