| Strain | Pseudomonas putida HB3267 |
| GI | 431804985 |
| Locus Tag | B479_25280 |
| Description | 2OG-Fe(II) oxygenase |
| Strain | Pseudomonas stutzeri RCH2 |
| GI | 431929336 |
| Locus Tag | Psest_4271 |
| Description | proline hydroxylase |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83643387 |
| Locus Tag | HCH_00490 |
| Description | 2OG-Fe(II) oxygenase |