| Strain | Pseudomonas stutzeri RCH2 |
| GI | 431927948 |
| Locus Tag | Psest_2848 |
| Description | multisubunit Na+/H+ antiporter subunit MnhE |
| Strain | Pseudomonas aeruginosa C3719 |
| GI | 254234194 |
| Locus Tag | PACG_00028 |
| Description | conserved hypothetical protein |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83643686 |
| Locus Tag | HCH_00801 |
| Description | putative monovalent cation/H+ antiporter subunit E |