| Strain | Pseudomonas sp. UW4 |
| GI | 426411898 |
| Locus Tag | PputUW4_05002 |
| Description | DNA-binding response regulator CreB |
| Strain | Pseudomonas denitrificans ATCC 13867 |
| GI | 472323607 |
| Locus Tag | H681_02155 |
| Description | DNA-binding response regulator CreB |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83642976 |
| Locus Tag | HCH_00064 |
| Description | response regulator |