| Strain | Pseudomonas stutzeri RCH2 |
| GI | 431927950 |
| Locus Tag | Psest_2850 |
| Description | multisubunit Na+/H+ antiporter subunit MnhC |
| Strain | Pseudomonas aeruginosa C3719 |
| GI | 254234192 |
| Locus Tag | PACG_00026 |
| Description | conserved hypothetical protein |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83643688 |
| Locus Tag | HCH_00803 |
| Description | putative monovalent cation/H+ antiporter subunit C |