| Strain | Pseudomonas syringae pv. syringae B728a |
| GI | 66043920 |
| Locus Tag | Psyr_0653 |
| Description | regulatory protein, MerR |
| Strain | Pseudomonas entomophila L48 |
| GI | 104779921 |
| Locus Tag | PSEEN0668 |
| Description | MerE family transcriptional regulator |
| Strain | Azotobacter vinelandii CA6 |
| GI | 482897777 |
| Locus Tag | AvCA6_10060 |
| Description | Cu(I)-responsive transcriptional regulator, MerR family |