| Strain | Pseudomonas aeruginosa PAO1 |
| GI | 15596125 |
| Locus Tag | PA0928 |
| Description | sensor/response regulator hybrid |
| Strain | Pseudomonas syringae pv. phaseolicola 1448A |
| GI | 71734710 |
| Locus Tag | PSPPH_3719 |
| Description | response regulator, sensor histidine kinase component GacS |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83644635 |
| Locus Tag | HCH_01804 |
| Description | signal transduction histidine kinase |