| Strain | Pseudomonas sp. UW4 |
| GI | 426411166 |
| Locus Tag | PputUW4_04268 |
| Description | heme oxygenase |
| Strain | Pseudomonas poae RE*1-1-14 |
| GI | 447918135 |
| Locus Tag | H045_15710 |
| Description | heme utilization protein |
| Strain | Pseudomonas putida NBRC 14164 |
| GI | 512687368 |
| Locus Tag | PP4_43110 |
| Description | heme oxygenase |