| Strain | Pseudomonas aeruginosa PA7 |
| GI | 152989170 |
| Locus Tag | PSPA7_5003 |
| Description | ubiquinol-cytochrome c reductase iron-sulfur subunit |
| Strain | Pseudomonas fulva 12-X |
| GI | 333898980 |
| Locus Tag | Psefu_0781 |
| 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 |