| Strain | Pseudomonas syringae pv. syringae B728a |
| GI | 66043759 |
| Locus Tag | Psyr_0492 |
| Description | response regulator receiver:CheW-like protein:ATP-binding region, ATPase-like:Hpt |
| Strain | Pseudomonas denitrificans ATCC 13867 |
| GI | 472323553 |
| Locus Tag | H681_01885 |
| Description | CheA signal transduction histidine kinase |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83643436 |
| Locus Tag | HCH_00541 |
| Description | chemotaxis protein histidine kinase-like kinase |