| Strain | Pseudomonas putida KT2440 |
| GI | 26987596 |
| Locus Tag | PP_0860 |
| Description | flavodoxin/nitric oxide synthase |
| Strain | Pseudomonas protegens Pf-5 |
| GI | 346642733 |
| Locus Tag | PFL_0863 |
| Description | flavodoxin/oxidoreductase NAD binding domain-containing protein |
| Strain | Pseudomonas stutzeri RCH2 |
| GI | 431928431 |
| Locus Tag | Psest_3345 |
| Description | sulfite reductase subunit alpha |