GenePage for the barA gene of Escherichia coli K-12

Primary Gene Name: barA
EcoGene Accession Number: EG11367
K-12 Gene Accession Number: ECK2780
MG1655 Gene Identifier: b2786
Gene Name Mnemonic: Bacterial adaptive response
Alternate Gene Symbols: airS(S.t.); gacC
Description: Sensor histidine protein kinase, pleiotropic; controls the expresion of csrB/C sRNAs; works in concert with UvrY response regulator
  # bp Upstream # bp Downstream
MW: 102453.16 ---------918 aa Pre-Run BlastP UniProt
Pre-Run BlastP NR+Env
Left End: 2915057
Left Intergenic Region

Name: rlmD_barA

Length: 56 bp gap

Orientation: Divergent

Left_end: 2915001

Right_end: 2915056

Centisome: 62.80

Genomic Address
Clockwise
Minute or Centisome (%) = 62.80
Right End: 2917813
Right Intergenic Region

Name: barA_gudD

Length: 231 bp gap

Orientation: Convergent

Left_end: 2917814

Right_end: 2918044

Centisome: 62.86

BarA has both sensory kinase and response regulator domains. BarA is required for catalase (KatE) expression and resistance to hydrogen peroxide, through rpoS regulation.

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BamHI EcoRI HindIII