| Strain | Pseudomonas aeruginosa RP73 |
| GI | 514411535 |
| Locus Tag | M062_23085 |
| Description | XRE family transcriptional regulator |
| Strain | Pseudomonas denitrificans ATCC 13867 |
| GI | 472324329 |
| Locus Tag | H681_05775 |
| Description | putative two-component response regulator |
| Strain | Pseudomonas protegens Pf-5 |
| GI | 70732161 |
| Locus Tag | PFL_4836 |
| Description | DNA-binding response regulator ColR |