| Provider Name | Provider Code | URI |
|---|---|---|
| WikiPathways Ontology | wikipathways.vocab |
https://bioportal.bioontology.org/ontologies/WIKIPATHWAYS/?p=classes&conceptid=http%3A%2F%2Fvocabularies.wikipathways.org%2Fwp%23DataNode |
| Bioregistry | bioregistry |
https://bioregistry.io/wikipathways.vocab:DataNode |