| Strain | Pseudomonas aeruginosa PAO1 |
| GI | 15598544 |
| Locus Tag | PA3348 |
| Description | probable chemotaxis protein methyltransferase |
| Strain | Pseudomonas stutzeri DSM 10701 |
| GI | 397686380 |
| Locus Tag | PSJM300_06335 |
| Description | chemotaxis protein methyltransferase CheR |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83647405 |
| Locus Tag | HCH_04717 |
| Description | methylase of chemotaxis methyl-accepting protein |