| Strain | Pseudomonas putida F1 |
| GI | 148549611 |
| Locus Tag | Pput_4407 |
| Description | ubiquinol-cytochrome c reductase, iron-sulfur subunit |
| Strain | Pseudomonas aeruginosa PA7 |
| GI | 152989170 |
| Locus Tag | PSPA7_5003 |
| Description | ubiquinol-cytochrome c reductase iron-sulfur subunit |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83648540 |
| Locus Tag | HCH_05900 |
| Description | ubiquinol-cytochrome c reductase, iron-sulfur subunit |