| Strain | Pseudomonas aeruginosa UCBPP-PA14 |
| GI | 116049027 |
| Locus Tag | PA14_50200 |
| Description | two-component sensor |
| Strain | Pseudomonas putida NBRC 14164 |
| GI | 512684459 |
| Locus Tag | PP4_14020 |
| Description | two-component histidine kinase FleS |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83647864 |
| Locus Tag | HCH_05197 |
| Description | signal transduction histidine kinase involved in nitrogen fixation and metabolism regulation |