| Strain | Pseudomonas fluorescens Pf0-1 |
| GI | 77461525 |
| Locus Tag | Pfl01_5304 |
| Description | CheA Signal transduction histidine kinase (STHK) |
| Strain | Pseudomonas sp. UW4 |
| GI | 426411997 |
| Locus Tag | PputUW4_05101 |
| Description | type IV pili sensor histidine kinase/response regulator |
| Strain | Pseudomonas protegens Pf-5 |
| GI | 70733108 |
| Locus Tag | PFL_5823 |
| Description | sensor histidine kinase/response regulator ChpA |