| Strain | Pseudomonas stutzeri A1501 |
| GI | 146281450 |
| Locus Tag | PST_1064 |
| Description | ubiquinol--cytochrome c reductase, cytochrome b |
| Strain | Pseudomonas stutzeri DSM 10701 |
| GI | 397685925 |
| Locus Tag | PSJM300_04040 |
| Description | ubiquinol--cytochrome c reductase, cytochrome b |
| Strain | Pseudomonas mendocina NK-01 |
| GI | 330501906 |
| Locus Tag | MDS_0992 |
| Description | cytochrome b/b6 domain-containing protein |