| Strain | Pseudomonas aeruginosa DK2 |
| GI | 392983228 |
| Locus Tag | PADK2_09120 |
| Description | two-component response regulator |
| Strain | Pseudomonas denitrificans ATCC 13867 |
| GI | 472326446 |
| Locus Tag | H681_16420 |
| Description | putative two-component response regulator |
| Strain | Pseudomonas protegens Pf-5 |
| GI | 70732177 |
| Locus Tag | PFL_4852 |
| Description | LuxR family transcriptional regulator |