| Strain | Pseudomonas aeruginosa PAO1 |
| GI | 15596253 |
| Locus Tag | PA1056 |
| Description | probable NADH dehydrogenase |
| Strain | Pseudomonas stutzeri ATCC 17588 = LMG 11199 |
| GI | 339493512 |
| Locus Tag | PSTAB_1435 |
| Description | putative monovalent cation/H+ antiporter subunit D |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83643687 |
| Locus Tag | HCH_00802 |
| Description | putative monovalent cation/H+ antiporter subunit D |