| Strain | Pseudomonas syringae pv. tomato str. DC3000 |
| GI | 28868988 |
| Locus Tag | PSPTO_1782 |
| Description | sensor histidine kinase/response regulator |
| Strain | Pseudomonas putida W619 |
| GI | 170720670 |
| Locus Tag | PputW619_1484 |
| Description | histidine kinase |
| Strain | Azotobacter vinelandii CA6 |
| GI | 482900033 |
| Locus Tag | AvCA6_15460 |
| Description | membrane sensor hybrid histidine protein kinase |