| Strain | Pseudomonas fulva 12-X |
| GI | 333900145 |
| Locus Tag | Psefu_1951 |
| Description | chemotaxis protein CheW |
| Strain | Pseudomonas stutzeri ATCC 17588 = LMG 11199 |
| GI | 339494620 |
| Locus Tag | PSTAB_2543 |
| Description | CheW domain-containing protein |
| Strain | Hahella chejuensis KCTC 2396 |
| GI | 83647831 |
| Locus Tag | HCH_05162 |
| Description | CheW-like domain-containing protein |