| Strain | Pseudomonas aeruginosa 39016 |
| GI | 313110229 |
| Locus Tag | PA39016_002290009 |
| Description |
| Strain | Pseudomonas putida DOT-T1E |
| GI | 397695256 |
| Locus Tag | T1E_2500 |
| Description | two component, sigma54 specific, transcriptional |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83643228 |
| Locus Tag | HCH_00326 |
| Description | sigma 54-dependent transcriptional activator |