| Strain | Pseudomonas syringae pv. syringae B728a |
| GI | 66044355 |
| Locus Tag | Psyr_1104 |
| Description | heme oxygenase |
| Strain | Pseudomonas brassicacearum subsp. brassicacearum NFM421 |
| GI | 330807924 |
| Locus Tag | PSEBR_a1203 |
| Description | heme utilization protein, heme oxygenase, HemO, Heme oxygenase family |
| Strain | Pseudomonas aeruginosa UCBPP-PA14 |
| GI | 116048579 |
| Locus Tag | PA14_55580 |
| Description | heme oxygenase |