| Strain | Pseudomonas aeruginosa PAO1 |
| GI | 15597490 |
| Locus Tag | PA2294 |
| Description | probable ATP-binding component of ABC transporter |
| Strain | Pseudomonas sp. UW4 |
| GI | 426409226 |
| Locus Tag | PputUW4_02321 |
| Description | nitrate ABC transporter ATP-binding protein |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83649324 |
| Locus Tag | HCH_06706 |
| Description | nitrate/sulfonate/bicarbonate ABC transporter ATPase |