| Strain | Pseudomonas fulva 12-X |
| GI | 333901510 |
| Locus Tag | Psefu_3327 |
| Description | monovalent cation/proton antiporter subunit MnhG/PhaG |
| Strain | Pseudomonas aeruginosa M18 |
| GI | 386060046 |
| Locus Tag | PAM18_3985 |
| Description | putative monovalent cation/H+ antiporter subunit G |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83643684 |
| Locus Tag | HCH_00799 |
| Description | multisubunit Na+/H+ antiporter subunit MnhG |