| Strain | Pseudomonas putida H8234 |
| GI | 512576469 |
| Locus Tag | L483_02040 |
| Description | magnesium transporter ApaG |
| Strain | Pseudomonas denitrificans ATCC 13867 |
| GI | 472323673 |
| Locus Tag | H681_02485 |
| Description | CO2+/MG2+ efflux protein ApaG |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83648740 |
| Locus Tag | HCH_06102 |
| Description | ApaG protein |