E. coli Genetic Resources at Yale
CGSC, The Coli Genetic Stock Center

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Site caiT

• Name: caiT
• Type: Gene
  Synonyms

  b0040	MG1655 locus tag
  yaaT

  
  
• Mnemonic: carnitine inducible
• Left End Point: 0.87
• Right End Point: 0.90
• Direction: >
• Properties:

  Property	Comment
  regulatory gene	NULL

  
  
• Priority: 0
  1 Alleles of This Gene

  caiT753(del)::kan

  
  
• External Database Links:

  Host Site	Page Links
  EcoGene.org	EG11561
  EcoliWiki	caiT

  
  
• Comment:
  • affects cai and fix expression, but is not induced by carnitine. A secondary transporter of carnitine (ProP and ProU are primary). Cai not involved in anaerobic osmoregulation
• References:
  • Eichler, K., F. Bourgis, A. Buchet, H.-P. Kleber, M.A. Mandrand-Berthelot 1994. Molecular characterization of the cai operon necessary for carnitine metabolism in Escherichia coli. Mol.Microbiol. 13:775-786
  
  
  • Buchet, A., K. Eichler, M.A. Mandrand-Berthelot 1998. Regulation of the carnitine pathway in Escherichia coli: investigation of the cai-fix divergent promoter region. J.Bacteriol. 180:2599-2608
  
  
  • Verheul, A., J.A. Wouters, F.M. Rombouts, T. Abee 1998. A possible role of ProP, ProU and CaiT in osmoprotection of Escherichia coli by carnitine. J Appl Microbiol 85:1036-1046