| Strain | Pseudomonas aeruginosa RP73 |
| GI | 514410100 |
| Locus Tag | M062_15145 |
| Description | histidine kinase |
| Strain | Pseudomonas denitrificans ATCC 13867 |
| GI | 472326281 |
| Locus Tag | H681_15595 |
| Description | sensor/response regulator hybrid |
| Strain | Pseudomonas protegens Pf-5 |
| GI | 70731594 |
| Locus Tag | PFL_4243 |
| Description | sensor histidine kinase/response regulator |