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

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Site tolQ

• Name: tolQ
• Type: Gene
  Synonyms

  b0737	MG1655 locus tag
  fii-1
  tolP?

  
  
• Mnemonic: Tolerance
• Left End Point: 16.69
• Right End Point: 16.71
• Direction: >
• Priority: 1
  3 Alleles of This Gene

  tolQ7(Am)

  tolQ786(del)::kan

  tolQ9

  
  
• External Database Links:

  Host Site	Page Links
  NCBI/GenBank	M16489
  EcoGene.org	EG11010
  EcoliWiki	tolQ

  
  
• Comment:
  • tolerance to group A colicins and
• References:
  • Sun, T.-P., R.E. Webster 1986. fii, a bacterial locus required for filamentous phage infection and its relation to colicin-tolerant tolA and tolB. J.Bacteriol. 165:107-115
  
  
  • Sun, T.-P., R.E. Webster 1987. Nucleotide sequence of a gene cluster involved in entry of E colicins and single-stranded DNA of infecting filamentous bacteriophages into Escherichia coli. J.Bacteriol. 169:2667-2674
  
  
  • Braun, V. 1989. The structurally related exbB and tolQ genes are interchangeable in conferring tonB-dependent colicin, bacteriophage, and albomycin sensitivity. J.Bacteriol. 171:6387-6390
  
  
  • Webster, R.E. 1991. The tol gene products and the import of macromolecules into Escherichia coli. Mol.Microbiol. 5:1005-1011
  
  
  • Thomas, J.A., M.A. Valvano 1993. Role of tol genes in cloacin DF13 susceptibility of Escherichia coli K-12 strains expressing the cloacin DF13-aerobactin receptor IutA. J.Bacteriol. 175:548-552
  
  
  • Braun, V., C. Herrmann 1993. Evolutionary relationship of uptake systems for biopolymers in Escherichia coli: cross-complementation between the TonB-ExbB-ExbD and the TolA-TolQ-TolR proteins. Mol.Microbiol. 8:261-268
  
  
  • Kampfenkel, K., V. Braun 1993. Membrane topologies of the TolQ and TolR proteins of Escherichia coli: inactivation of TolQ by a missense mutation in the proposed first transmembrane segment. J.Bacteriol. 175:4485-4491
  
  
  • Muller, M.M., A. Vianney, J.C. Lazzaroni, R.E. Webster, R. Portalier 1993. Membrane topology of the Escherichia coli TolR protein required for cell envelope integrity. J.Bacteriol. 175:6059-6061
  
  
  • Vianney, A., T.M. Lewin, W.F. Beyer, J.C. Lazzaroni, R. Portalier, R.E. Webster 1994. Membrane topology and mutational analysis of the TolQ protein of Escherichia coli required for the uptake of macromolecules and cell envelope integrity. J.Bacteriol.
  
  
  • Muller, M.M., R.E. Webster 1997. Characterization of the tol-pal and cyd region of Escherichia coli K-12: transcript analysis and identification of two new proteins encoded by the cyd operon. J.Bacteriol. 179:2077-2080
  
  
  • Click, E.M., R.E. Webster 1998. The TolQRA proteins are required for membrane insertion of the major capsid protein of the filamentous phage f1 during infection. J.Bacteriol. 180:1723-1728
  
  
  • Germon, P., M.C. Ray, A. Vianney, J.C. Lazzaroni 2001. Energy-dependent conformational change in the TolA protein of Escherichia coli involves its N-terminal domain, TolQ, and TolR. J.Bacteriol. 183:4110-4114