| Strain | Pseudomonas sp. UW4 |
| GI | 426411241 |
| Locus Tag | PputUW4_04343 |
| Description | sigma-54 dependent DNA-binding response regulator |
| Strain | Pseudomonas aeruginosa PACS2 |
| GI | 107104613 |
| Locus Tag | PaerPA_01005692 |
| Description | hypothetical protein |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83643805 |
| Locus Tag | HCH_00925 |
| Description | sigma 54-dependent transcriptional activator |