| Name | Metaprefix | URI |
|---|---|---|
| PolBase | polbase |
https://polbase.neb.com/polymerases/19-T4#sequences |
| Bioregistry | bioregistry |
https://bioregistry.io/polbase:19-T4 |
| Identifiers.org | miriam |
https://identifiers.org/polbase:19-T4 |
| Name-to-Thing | n2t |
https://n2t.net/polbase:19-T4 |