| Strain | Pseudomonas putida S16 |
| GI | 339490136 |
| Locus Tag | PPS_5257 |
| Description | heavy metal sensor signal transduction histidine kinase |
| Strain | Pseudomonas stutzeri DSM 10701 |
| GI | 397687250 |
| Locus Tag | PSJM300_10735 |
| Description | sensor protein CopS |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83646342 |
| Locus Tag | HCH_03612 |
| Description | signal transduction histidine kinase |