RegulonDB RegulonDB 10.9: Operon Form

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

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

Transcription unit       
Name: yfeYX
Gene(s): yfeX, yfeY   Genome Browser M3D Gene expression COLOMBOS
Evidence: [ITCR] Inferred through co-regulation
Reference(s): [1] Rhodius VA., et al., 2005
Name: yfeYp
+1: 2551243
Sigma Factor: Sigma24 Sigmulon
Distance from start of the gene: 27
Sequence: gcttgtttttatgaagtaaaagaataacggcactttttggtgaatttgcactccaagcaaCgttattgaataaccaaagga
                              -35                   -10     +1                   
Note(s): The transcriptional start site of the yfeYp promoter was also determined by Rhodius VA,2005, and it was different by 1 bp from the one characterized by Rezuchova B,2003.
Evidence: [AIPP]
Reference(s): [2] Huerta AM., et al., 2003
[3] Rezuchova B., et al., 2003
[1] Rhodius VA., et al., 2005

RNA cis-regulatory element    
Regulation, transcriptional elongation  
Attenuator type: Transcriptional
Strand: reverse
  Structure type Energy LeftPos RightPos Sequence (RNA-strand)
  terminator -12.8 2550557 2550587 agcgctcaacAATGCCACGGATTGCGTGGCATTATTATTTtcaggaggaa
  anti-terminator -5.49 2550578 2550621 gaacaaaccgCCGCCGCGAAAAAACACGTAAAATAGCGCTCAACAATGCCACGgattgcgtgg
  anti-anti-terminator -15.2 2550613 2550654 agtaaaattaTCTGGCGGCGTTAATTTGCGTCTGAACAAACCGCCGCCGCGaaaaaacacg
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"