| Strain | Pseudomonas fluorescens Pf0-1 |
| GI | 77461528 |
| Locus Tag | Pfl01_5307 |
| Description | response regulator receiver domain-containing protein |
| Strain | Pseudomonas stutzeri RCH2 |
| GI | 431925505 |
| Locus Tag | Psest_0298 |
| Description | response regulator with CheY-like receiver domain and winged-helix DNA-binding domain |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83643440 |
| Locus Tag | HCH_00545 |
| Description | CheY-like receiver protein |