RegulonDB RegulonDB 11.1: Operon Form
   

efeU operon and associated TUs in Escherichia coli K-12 genome




Operon      
Name: efeU
This page displays every known transcription unit of this operon and their known regulation.


Transcription unit          
Name: efeU
Gene(s): efeU   Genome Browser M3D Gene expression COLOMBOS
Note(s): Under NlpE outer membrane lipoprotein overexpression, the transcription of the efeU gene is decreased by CpxR Raivio TL,2013
Evidence: [COMP-AINF] Inferred computationally without human oversight
Promoter
Name: efeUp
+1: 1081307
Sigma Factor: Sigma70 Sigmulon
Distance from start of the gene: 49
Sequence: ttataaacattccgcttgtgtttttctttgccgtaatgataatcgctatcactgcgatttActtttctttgcatagattga
Evidence: [COMP-HINF-POSITIONAL-IDENTIFICATION]
[EXP-IDA-TRANSCRIPTION-INIT-MAPPING]
Reference(s): [1] Yamamoto K., et al., 2006
TF binding sites (TFBSs)
[CpxR,-] Phrase
Type Transcription factor Function Promoter Binding Sites Growth Conditions Evidence Confidence level (C: Confirmed, S: Strong, W: Weak) Reference(s)
LeftPos RightPos Central Rel-Pos Sequence
proximal CpxR-phosphorylated repressor efeUp 1081246 1081260 -54.5 ccaacatcatTTTATAAACATTCCGcttgtgtttt nd [EXP-IEP-GENE-EXPRESSION-ANALYSIS], [COMP-HINF-SIMILAR-TO-CONSENSUS], [EXP-IDA-BINDING-OF-PURIFIED-PROTEINS] W [1], [2]


Evidence    

 [COMP-HINF-POSITIONAL-IDENTIFICATION] Human inference of promoter position

 [EXP-IDA-TRANSCRIPTION-INIT-MAPPING] Transcription initiation mapping

 [EXP-IEP-GENE-EXPRESSION-ANALYSIS] Gene expression analysis

 [COMP-HINF-SIMILAR-TO-CONSENSUS] A person inferred or reviewed a computer inference of sequence function based on similarity to a consensus sequence.

 [EXP-IDA-BINDING-OF-PURIFIED-PROTEINS] Binding of purified proteins


Reference(s)    

 [1] Yamamoto K., Ishihama A., 2006, Characterization of copper-inducible promoters regulated by CpxA/CpxR in Escherichia coli., Biosci Biotechnol Biochem 70(7):1688-95

 [2] Raivio TL., Leblanc SK., Price NL., 2013, The Escherichia coli Cpx envelope stress response regulates genes of diverse function that impact antibiotic resistance and membrane integrity., J Bacteriol 195(12):2755-67

RegulonDB