| Strain | Pseudomonas mendocina ymp |
| GI | 146306477 |
| Locus Tag | Pmen_1445 |
| Description | multiple resistance and pH regulation protein F |
| Strain | Pseudomonas aeruginosa M18 |
| GI | 386060047 |
| Locus Tag | PAM18_3986 |
| Description | putative monovalent cation/H+ antiporter subunit F |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83643685 |
| Locus Tag | HCH_00800 |
| Description | multisubunit Na+/H+ antiporter subunit MnhF |