| Strain | Pseudomonas fluorescens A506 |
| GI | 387892621 |
| Locus Tag | PflA506_1402 |
| Description | sigma factor AlgU regulatory protein MucB |
| Strain | Pseudomonas sp. UW4 |
| GI | 426408192 |
| Locus Tag | PputUW4_01280 |
| Description | sigma factor algU regulatory protein MucB |
| Strain | Pseudomonas putida NBRC 14164 |
| GI | 512684036 |
| Locus Tag | PP4_09790 |
| Description | sigma-22 factor regulatory protein MucB |