| Strain | Pseudomonas aeruginosa LESB58 |
| GI | 218892275 |
| Locus Tag | PALES_35561 |
| Description | CmaX protein |
| Strain | Pseudomonas fluorescens F113 |
| GI | 378949696 |
| Locus Tag | PSF113_1765 |
| Description | protein CmaX |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83649210 |
| Locus Tag | HCH_06583 |
| Description | Mg2+ and Co2+ transporters |