| Strain | Pseudomonas protegens Pf-5 |
| GI | 70732669 |
| Locus Tag | PFL_5364 |
| Description | cytochrome d ubiquinol oxidase subunit I |
| Strain | Pseudomonas mendocina ymp |
| GI | 146305781 |
| Locus Tag | Pmen_0746 |
| Description | cytochrome bd ubiquinol oxidase subunit I |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83643582 |
| Locus Tag | HCH_00693 |
| Description | cytochrome bd-type quinol oxidase subunit 1 |