| Strain | Pseudomonas aeruginosa UCBPP-PA14 |
| GI | 116050828 |
| Locus Tag | PA14_27550 |
| Description | sensor/response regulator hybrid |
| Strain | Pseudomonas syringae pv. tomato str. DC3000 |
| GI | 28868988 |
| Locus Tag | PSPTO_1782 |
| Description | sensor histidine kinase/response regulator |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83645119 |
| Locus Tag | HCH_02306 |
| Description | signal transduction histidine kinase |