| Name | Metaprefix | URI |
|---|---|---|
| Rhea, the Annotated Reactions Database | rhea |
https://www.rhea-db.org/rhea/12345 |
| Bioregistry | bioregistry |
https://bioregistry.io/rhea:12345 |
| Identifiers.org | miriam |
https://identifiers.org/rhea:12345 |
| Name-to-Thing | n2t |
https://n2t.net/rhea:12345 |