RegulonDB RegulonDB 10.9: Regulon Form
   
   


CRP,IHF,NsrR regulon in Escherichia coli K-12 genome


TRANSCRIPTION FACTOR: Info
Name:
CRP Weight Matrix      Tractordb tool
Connectivity class Global Regulator
Sensing Class Using internal synthesized signals
Synonym(s): Cap, Csm, DNA-binding transcriptional dual regulator CRP, GurB
Gene name(s): crp
Functional conformation(s): CRP-cAMP , CRP
Coregulator(s): AcrR, AdiY, AgaR, AraC, ArcA, ArgP, ArgR, AscG, BasR, BolA, BtsR, CRP, CRP-Sxy, CaiF, ChbR, ComR, CpxR, Cra, CreB, CsgD, CspA, CsqR, CusR, CytR, DcuR, DeoR, DgoR, DksA-ppGpp, DnaA, DpiA, DsdC, EbgR, EnvY, EvgA, ExuR, FNR, FadR, FeaR, FhlA, Fis, FlhDC, FliZ, FucR, Fur, GadE, GadE-RcsB, GadW, GadX, GalR, GalS, GatR, GcvA, GlaR, GlcC, GlpR, GlrR, GntR, GutM, H-NS, HU, HdfR, HipB, HprR, HyfR, HypT, IHF, IclR, IdnR, LacI, LeuO, LexA, LrhA, Lrp, LsrR, MalI, MalT, MarA, MarR, MatA, McbR, MelR, MetJ, MhpR, Mlc, MlrA, ModE, MprA, MqsA, MurR, Nac, NadR, NagC, NanR, NarL, NarP, NrdR, NsrR, NtrC, OmpR, OxyR, PaaX, PdhR, PhoB, PhoP, PrpR, PurR, PuuR, QseB, RbsR, RcdA, RcsAB, RcsB, RcsB-BglJ, RhaR, RhaS, Rob, RstA, SdiA, SlyA, SoxR, SoxS, SrlR, StpA, TdcA, TdcR, TorR, TreR, UhpA, UidR, UlaR, UvrY, UxuR, XylR, YdeO, YiaJ, YjjQ, ZraR, ppGpp
Summary: TF Summary ...[more]
TRANSCRIPTION FACTOR: Info
Name:
NsrR Weight Matrix      Tractordb tool
Connectivity class Local Regulator
Synonym(s): DNA-binding transcriptional repressor NsrR, YjeB
Gene name(s): nsrR
Functional conformation(s): NsrR-nitric oxide , NsrR , NsrR-[2Fe-2S]2+ oxidized , NsrR-[2Fe-2S]reduced
Coregulator(s): ArcA, CRP, CpxR, CsgD, CytR, DksA, DksA-ppGpp, DsdC, FNR, FeaR, FhlA, Fis, FlhDC, Fur, GadE, H-NS, IHF, IscR, Lrp, MatA, MetR, ModE, Nac, NarL, NarP, NorR, NsrR, OxyR, PdhR, PhoB, QseB, SutR, ppGpp
Summary: TF Summary ...[more]
TRANSCRIPTION FACTOR: Info
Name:
IHF Weight Matrix      Tractordb tool
Connectivity class Global Regulator
Synonym(s): DNA-binding transcriptional dual regulator IHF
Gene name(s): ihfB, ihfA
Functional conformation(s): IHF
Coregulator(s): AcrR, AdiY, ArcA, ArgR, AtoC, BasR, BolA, BtsR, CRP, Cbl, CpxR, Cra, CsgD, CysB, DksA, DksA-ppGpp, EnvY, FNR, FadR, FhlA, Fis, FlhDC, FliZ, Fur, GadE, GlcC, GlpR, GlrR, H-NS, HU, HdfR, HipAB, HipB, IHF, IclR, IscR, LrhA, Lrp, MarA, MatA, MlrA, MntR, ModE, MprA, MqsA, Nac, NagC, NanR, NarL, NarP, NorR, NsrR, NtrC, OmpR, OxyR, PaaX, PdhR, PepA, PhoB, PspF, PurR, QseB, RcdA, RcsAB, Rob, RstA, RtcR, RutR, SlyA, SoxR, SoxS, SutR, TdcA, TdcR, TrpR, TyrR, UlaR, UvrY, YeiL, YiaJ, YjjQ, ppGpp
Summary: TF Summary ...[more]

REGULATION EXERTED BY CRP,IHF,NsrR Info M3D | Colombos
KNOWN BINDING SITES (The central relative position is relative to the promoter +1)    
CRP repressor IHF repressor NsrR repressor    
Transcription Factor
Regulated
Binding Sites
Evidence
References
Functional conformation
Function
Promoter
Gene(s)
LeftPos
RigthPos
Central Rel-Pos
Sequence
IHF repressor sodBp sodB 1735256 1735268 -61.0 gctaaaacttTACCCTGTTGTTACggcaacaggg   [1]
CRP-cAMP repressor sodBp sodB 1735376 1735398 64.5 aggagagtagCAATGTCATTCGAATTACCTGCActaccatatg   [2]
NsrR repressor sodBp sodB 1735281 1735292 -37.0 gcaacagggtAAGTTCATCTTTtgtctcacct   [3]

Reference(s): [1] Dubrac S., et al., 2000
[2] Zhang Z., et al., 2005
[3] Partridge JD., et al., 2009



Reference(s)    

 [1] Dubrac S., Touati D., 2000, Fur positive regulation of iron superoxide dismutase in Escherichia coli: functional analysis of the sodB promoter., J Bacteriol 182(13):3802-8

 [2] Zhang Z., Gosset G., Barabote R., Gonzalez CS., Cuevas WA., Saier MH., 2005, Functional interactions between the carbon and iron utilization regulators, Crp and Fur, in Escherichia coli., J Bacteriol 187(3):980-90

 [3] Partridge JD., Bodenmiller DM., Humphrys MS., Spiro S., 2009, NsrR targets in the Escherichia coli genome: new insights into DNA sequence requirements for binding and a role for NsrR in the regulation of motility., Mol Microbiol 73(4):680-94


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