| Strain | Pseudomonas aeruginosa B136-33 |
| GI | 478477263 |
| Locus Tag | G655_05325 |
| Description | nitrite extrusion protein 2 |
| Strain | Pseudomonas stutzeri RCH2 |
| GI | 431928574 |
| Locus Tag | Psest_3489 |
| Description | hypothetical protein |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83646726 |
| Locus Tag | HCH_04020 |
| Description | nitrate/nitrite transporter |