| Strain | Pseudomonas fluorescens SBW25 |
| GI | 229588996 |
| Locus Tag | PFLU1469 |
| Description | sigma factor regulatory protein |
| Strain | Pseudomonas sp. UW4 |
| GI | 426408192 |
| Locus Tag | PputUW4_01280 |
| Description | sigma factor algU regulatory protein MucB |
| Strain | Pseudomonas putida H8234 |
| GI | 512579278 |
| Locus Tag | L483_26295 |
| Description | sigma E regulatory protein MucB/RseB |