| Strain | Pseudomonas putida GB-1 |
| GI | 167031306 |
| Locus Tag | PputGB1_0288 |
| Description | Fis family two component sigma-54 specific transcriptional regulator |
| Strain | Pseudomonas aeruginosa 39016 |
| GI | 313110229 |
| Locus Tag | PA39016_002290009 |
| Description |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83643228 |
| Locus Tag | HCH_00326 |
| Description | sigma 54-dependent transcriptional activator |