TABLE 3

Functionally characterized chemoreceptors of different pseudomonads

Locus tag (chemoreceptor name[s])LBD typeEffector(s)Binding modeReference(s)
P. aeruginosa
    PA0176 (Aer2, McpB)PASO2, NO, CO, cyanideDirect 148, 153, 154, 210
    PA0180 (CttP, McpA)NoneChloroethylenesUnknown 140
    PA0411 (PilJ)PilJPhosphatidylethanolamineUnknown 158
    PA1561 (Aer, TlpC)PASAerotaxisUnknown 148, 210
    PA2561 (CtpH)4HBInorganic phosphateDirect 141
    PA2652 (CtpM)sCacheMalateUnknown 145
    PA2654 (TlpQ)dCacheEthyleneUnknown 146
    PA3708 (WspA)4HBGrowth on solid surfacesUnknown 211
EthanolUnknown 212
    PA4307 (PctC)dCacheGABA, histidine, prolineDirect 34, 136138
ChloroethylenesUnknown 213
    PA4309 (PctA)dCache17 amino acidsDirect 136 138
ChloroethylenesUnknown 213
ChloroformUnknown
MethylthiocyanateUnknown
    PA4310 (PctB)dCache5 amino acidsDirect 136 138
ChloroethylenesUnknown 213
    PA4844 (CtpL)HBMInorganic phosphateIndirect 141, 214
Chloroaniline, catecholUnknown
    PA5072 (McpK)HBMα-KetoglutarateDirect 147
P. putida
    PP0320 (McpH)dCacheMetabolizable purinesDirect 162
    PP1228 (McpU)dCachePolyaminesDirect 163
    PP1371 (McpG)dCacheGABADirect 34
    PP2111 (Aer2)PASAerotaxis, methylphenolsUnknown 169
Phenylacetic acidUnknown 215
    PP2249 (McpA)dCache12 amino acidsDirect 163
    PP2257 (Aer1)PASAerotaxisUnknown 216
    PP2861 (McpP)sCacheAcetate, pyruvate, propionate, l-lactateDirect 168
    PP4658 (McpS)HBMTCA intermediates, acetate, butyrateDirect 164
    PP5020 (McpQ)HBMCitrate, citrate/Mg2+Direct 167
    Pput_0623 (McpC)adCacheNicotinic acid, cytosineUnknown 172, 173
    Pput_2149 (PcaY)a4HBCyclic carboxylic acidsUnknown 174
    Pput_4520 (McfS)aHBMMalateUnknown 175
    Pput_4894 (McfQ)aHBMCitrate, fumarateUnknown 175
    Pput_0339 (McfR)a4HBSuccinate, malate, fumarateUnknown 175
P. fluorescens
    Pfl01_0124 (CtaB)dCacheAmino acidsUnknown 131
    Pfl01_0354 (CtaC)dCacheAmino acidsUnknown 131
    Pfl01_0728 (McpS)HBMMalate, succinate, fumarateUnknown 130
    Pfl01_3768 (McpT)sCacheMalate, succinateUnknown 130
    Pfl01_4431 (CtaA)dCacheAmino acidsUnknown 131
    NbaYbsCacheNitrobenzoateUnknown 176
  • a P. putida F1.

  • b P. fluorescens KU-7.