| Strain | Pseudomonas aeruginosa DK2 |
| GI | 392985702 |
| Locus Tag | PADK2_21600 |
| Description | transcriptional regulator |
| Strain | Pseudomonas putida H8234 |
| GI | 512581654 |
| Locus Tag | L483_18650 |
| Description | LysR family transcriptional regulator |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83644409 |
| Locus Tag | HCH_01562 |
| Description | transcriptional regulator |