| Strain | Pseudomonas fluorescens Pf0-1 |
| GI | 77458871 |
| Locus Tag | Pfl01_2646 |
| Description | multi-sensor hybrid histidine kinase |
| Strain | Pseudomonas stutzeri DSM 4166 |
| GI | 386022550 |
| Locus Tag | PSTAA_3978 |
| Description | sensor histidine kinase/response regulator |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83646964 |
| Locus Tag | HCH_04267 |
| Description | signal transduction histidine kinase |