| Strain | Pseudomonas syringae pv. tomato str. DC3000 |
| GI | 28869187 |
| Locus Tag | PSPTO_1983 |
| Description | protein-glutamate methylesterase CheB |
| Strain | Pseudomonas fluorescens SBW25 |
| GI | 229591828 |
| Locus Tag | PFLU4413 |
| Description | chemotaxis-specific methylesterase |
| Strain | Pseudomonas aeruginosa B136-33 |
| GI | 478479773 |
| Locus Tag | G655_17920 |
| Description | chemotaxis-specific protein-glutamate methyltransferase |