TABLE 1.
Chemoreceptors for which information is available on function and/or signal sensed
| Locus tag | Name | LBD type | Effector(s) (binding mode) | Function/comment | Reference(s) |
|---|---|---|---|---|---|
| PA0176 | Aer2/McpB | PAS | O2, NO, CO, cyanide (direct) | Stimulates the Che2 pathway; involved in virulence | 66, 67, 82, 88, 89 |
| PA0180 | CttP/McpA | none | Chloroethylenes (unknown) | Chemotaxis | 76 |
| PA0411 | PilJ | 2×PilJ | Phosphatidylethanolamine?, PilA? | Stimulates the Chp pathway | 129 |
| PA1423 | BdlA | 2×PAS | Unknown | Involved in biofilm dispersion | 70–72 |
| PA1561 | Aer/TlpC | PAS | O2 (unknown) | Aerotaxis | 66, 67 |
| PA1930 | McpS | 2×PAS | Unknown | Modulates chemotaxis and chemoreceptor clustering | 69 |
| PA2561 | CtpH | 4HB | Inorganic phosphate (direct) | Chemotaxis | 45 |
| PA2573 | - | 4HB | Unknown | Involved in virulence | 77 |
| PA2652 | CtpM | sCache | Malate, citramalate, methylsuccinate, bromosuccinate, citraconate (direct) | Chemotaxis | 63, 64 |
| PA2654 | TlpQ | dCache | Histamine, putrescine, cadaverine, spermidine, agmatine, ethylenediamine (direct), ethylene (unknown) | Chemotaxis | 30, 39 |
| PA2788 | McpN | PilJ | Nitrate (direct) | Chemotaxis | 46 |
| PA3708 | WspA | 4HB | Growth on solid surfaces (unknown), ethanol (unknown) | Stimulates the Wsp pathway | 15, 101 |
| PA4307 | PctC | dCache | γ-Aminobutyrate, histidine, proline (direct), histamine (unknown) | Chemotaxis | 33–36, 38, 39, 178 |
| PA4309 | PctA | dCache | Seventeen amino acids (direct), histamine (unknown), chloroethylenes, chloroform (unknown) | Chemotaxis | 33–36, 38, 39 |
| PA4310 | PctB | dCache | Five amino acids (direct) | Chemotaxis | 33–36, 38 |
| PA4844 | CtpL | HBM | Inorganic phosphate (indirect, via PstS), chloroaniline, catechol (unknown) | Chemotaxis | 45, 52 |
| PA5072 | McpK | HBM | α-Ketoglutarate (direct) | Chemotaxis | 60 |