GenePage for the lexA gene of Escherichia coli K-12

Primary Gene Name: lexA
EcoGene Accession Number: EG10533
K-12 Gene Accession Number: ECK4035
MG1655 Gene Identifier: b4043
Gene Name Mnemonic: Lambda excision
Alternate Gene Symbols: exrA; spr; tsl; umuA
Description: Global regulator (repressor) for SOS regulon; dimeric
  # bp Upstream # bp Downstream
MW: 22357.72 ---------202 aa Pre-Run BlastP UniProt
Pre-Run BlastP NR+Env
Left End: 4257115
Left Intergenic Region

Name: dgkA_lexA

Length: 109 bp gap

Orientation: Codirectional+

Left_end: 4257006

Right_end: 4257114

Centisome: 91.71

Genomic Address
Clockwise
Minute or Centisome (%) = 91.72
Right End: 4257723
Right Intergenic Region

Name: lexA_dinF

Length: 18 bp gap

Orientation: Codirectional+

Left_end: 4257724

Right_end: 4257741

Centisome: 91.73

LexA autocleavage, stimulated by RecA, of the first 84 aa of LexA removes the DNA binding region and is required to activate the SOS response. LexA recognition site: CTGTATATATATACAG.

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BamHI EcoRI HindIII