| Strain | Pseudomonas syringae pv. tomato str. DC3000 |
| GI | 28869191 |
| Locus Tag | PSPTO_1987 |
| Description | chemotaxis protein CheW |
| Strain | Pseudomonas fluorescens SBW25 |
| GI | 229591824 |
| Locus Tag | PFLU4408 |
| Description | putative chemotaxis-like protein |
| Strain | Pseudomonas aeruginosa B136-33 |
| GI | 478479769 |
| Locus Tag | G655_17900 |
| Description | CheW domain-containing protein |