RegulonDB RegulonDB 10.8: Operon Form
   

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




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


Transcription unit          
Name: omrA
Synonym(s): rygA
Gene(s): omrA   Genome Browser M3D Gene expression COLOMBOS
Note(s): The RNA produced by the omrA gene has been observed mainly in the poles of the cell during stress conditions 31540875.
Evidence: [ICWHO] Inferred computationally without human oversight
[LTED] Length of transcript experimentally determined
Reference(s): [1] Argaman L., et al., 2001
Promoter
Name: omrAp
+1: 2976189
Distance from start of the gene: 0
Sequence: ccttcattcctttgcgttttctcgctggcgaagagtcgtcgtgcagaccacaatcaagatCccagaggtattgattggtga
Evidence: [TIM]
Reference(s): [1] Argaman L., et al., 2001
TF binding sites (TFBSs)
[OmpR,+] Phrase
Type Transcription factor Function Promoter Binding Sites Growth Conditions Evidence (Confirmed, Strong, Weak) Reference(s)
LeftPos RightPos Central Rel-Pos Sequence
proximal OmpR-P activator omrAp 2976250 2976269 -70.5 accgacaattTACACACCTCGTTGCATTTCccttcattcc nd [APIORCISFBSCS], [CV(GEA)], [GEA] [2]


RNA cis-regulatory element    
Regulation, transcriptional elongation  
Attenuator type: Transcriptional
Strand: reverse
  Structure type Energy LeftPos RightPos Sequence (RNA-strand)
  terminator -15.5 2976303 2976331 gaattacaccAGCCTGCGCAGATGCGCAGGTTTTTTTTgccggtcatc
  anti-terminator -6.89 2976319 2976363 gataggtgaaGTCAACTTCGGGTTGAGCACATGAATTACACCAGCCTGCGCAGAtgcgcaggtt
  anti-anti-terminator -11.54 2976345 2976400 ggcttcaggtTGCTAAAGTGGTGATCCCAGAGGTATTGATAGGTGAAGTCAACTTCGGGTTGAGCacatgaatta
Notes: "The provided "Sequence" is that of the RNA strand, i.e. U's are shown instead of T's and regulators on the reverse strand will appear as the reverse complement of the sequence delimited by LeftPos-RigtPos"


Evidence    

 [TIM] Transcription initiation mapping

 [APIORCISFBSCS] A person inferred or reviewed a computer inference of sequence function based on similarity to a consensus sequence.

 [CV(GEA)] cross validation(GEA)

 [GEA] Gene expression analysis


Reference(s)    

 [1] Argaman L., Hershberg R., Vogel J., Bejerano G., Wagner EG., Margalit H., Altuvia S., 2001, Novel small RNA-encoding genes in the intergenic regions of Escherichia coli., Curr Biol 11(12):941-50

 [2] Guillier M., Gottesman S., 2006, Remodelling of the Escherichia coli outer membrane by two small regulatory RNAs., Mol Microbiol 59(1):231-47

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