| Strain | Pseudomonas aeruginosa PAO1 |
| GI | 15598899 |
| Locus Tag | PA3704 |
| Description | probable chemotaxis sensor/effector fusion protein |
| Strain | Pseudomonas resinovorans NBRC 106553 |
| GI | 512620239 |
| Locus Tag | PCA10_45860 |
| Description | putative two-component hybrid sensor and regulator |
| Strain | Pseudomonas syringae pv. tomato str. DC3000 |
| GI | 28868704 |
| Locus Tag | PSPTO_1497 |
| Description | sensor histidine kinase/response regulator |