| Strain | Pseudomonas syringae pv. phaseolicola 1448A |
| GI | 71735930 |
| Locus Tag | PSPPH_0802 |
| Description | chemotaxis protein CheR |
| Strain | Pseudomonas entomophila L48 |
| GI | 104779523 |
| Locus Tag | PSEEN0238 |
| Description | chemotaxis protein methyltransferase CheR-type |
| Strain | Azotobacter vinelandii CA6 |
| GI | 482897723 |
| Locus Tag | AvCA6_24390 |
| Description | protein-glutamate O-methyltransferase. chemotaxis protein |