| Strain | Pseudomonas fulva 12-X |
| GI | 333898775 |
| Locus Tag | Psefu_0573 |
| Description | multi-sensor hybrid histidine kinase |
| Strain | Pseudomonas putida NBRC 14164 |
| GI | 512685084 |
| Locus Tag | PP4_20270 |
| Description | putative two-component hybrid sensor and regulator |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83646964 |
| Locus Tag | HCH_04267 |
| Description | signal transduction histidine kinase |