| Strain | Pseudomonas aeruginosa DK2 |
| GI | 392982774 |
| Locus Tag | PADK2_06830 |
| Description | electron transport complex protein RsxA |
| Strain | Pseudomonas stutzeri DSM 4166 |
| GI | 386019802 |
| Locus Tag | PSTAA_1174 |
| Description | electron transport complex protein rnfA |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83644720 |
| Locus Tag | HCH_01895 |
| Description | Na(+)-translocating NADH-quinone reductase subunit E |