GenePage for the arrS gene of Escherichia coli K-12

Primary Gene Name: arrS
EcoGene Accession Number: EG31188
K-12 Gene Accession Number: ECK4516
MG1655 Gene Identifier: b4704
Gene Name Mnemonic: Acid resistance-related small RNA
Alternate Gene Symbols: None
Description: Antisense sRNA regulator of gadE and acid resistance; GadE-regulated
  # bp Upstream # bp Downstream
MW: 22123.99 ---------69 nt Pre-Run BlastN
Left End: 3657986
Left Intergenic Region

Name: hdeD_arrS

Length: 418 bp gap

Orientation: Convergent

Left_end: 3657568

Right_end: 3657985

Centisome: 78.80

Genomic Address
Counterclockwise
Minute or Centisome (%) = 78.81
Right End: 3658054
Right Intergenic Region

Name: arrS_gadE

Length: 311 bp gap

Orientation: Divergent

Left_end: 3658055

Right_end: 3658365

Centisome: 78.81

Overexpression of ArrS increases acid-resistance and GadE expression (Aiso, 2014). ArrS is encoded on the complementary strand of the gadE 5' UTR; arrS has gadE-dependent transcription in early stationary phase and acid-inducible expression in exponential growth (Aiso, 2011).

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BamHI EcoRI HindIII