| Strain | Pseudomonas aeruginosa 39016 |
| GI | 313110229 |
| Locus Tag | PA39016_002290009 |
| Description |
| Strain | Pseudomonas putida BIRD-1 |
| GI | 386009921 |
| Locus Tag | PPUBIRD1_0290 |
| Description | Two component, sigma54 specific, transcriptional regulator, Fis family |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83643228 |
| Locus Tag | HCH_00326 |
| Description | sigma 54-dependent transcriptional activator |