SEARCH

SEARCH BY CITATION

References

  • Abril, M.A., Michan, C, Timmis, K.N., and Ramos, J.L (1989) Regulator and enzyme specificities of the TOL plasmid-encoded upper pathway for degradation of aromatic hydrocarbons and expansion of the substrate range of the pathway. J Bacteriol 171: 67826790.
  • Assinder, S.J., and Williams, P.A. (1990) The TOL plasmids: determinants of the catabolism of toluene and xylenes. Adv Microb Physiol 31: 169.
  • Backman, K., Chen, Y., and Magasanik, B. (1981) Physical and genetic characterization of the glnA-glnG region of the Escherichia coii chromosome. Proc Natl Acad Sci USA 78: 37433747.
  • Beck, C.F., and Warren, R.A. (1988) Divergent promoters, a common form of gene organization. Microbiol Rev 52: 318326.
  • Delgado, A., and Ramos, J.L. (1994) Genetic evidence for activation of the transcriptional positive regulator XylR, a member of the NtrC family of regulators, by effector binding. J Biol Chem 269: 80598062.
  • Fernández, S., Shingler, V., and de Lorenzo, V. (1994) Cross-regulation by XylR and DmpR activators of Pseudomonas putida suggests that transcriptional control of biodegrada-tive operons evolves independently of catabolic genes. J Bacteriol 176: 50525058.
  • Fernández, S., de Lorenzo, V., and Pérez-Martín, J. (1995) Activation of the transcriptional regulator XylR of Pseudomonas putida by release of repression between functional domains. Mol Microbiol 16: 205213.
  • Gallegos, M.T. (1996) Caracterización del regulador tran-scripcional XylS del plásmido TOL de Pseudomonas putida. PhD thesis. University of Granada, Granada , Spain .
  • Gomada, M., Inouye, S., Imaishi, H., Nakazawa, A., and Nakazawa, T. (1992) Analysis of an upstream regulatory sequence required for activation of the regulatory gene xylS in xylene metabolism directed by the TOL plasmid of Pseudomonas putida. Mol Gen Genet 233: 419426.
  • Inouye, S., Nakazawa, A., and Nakazawa, T. (1987) Expression of the regulatory gene xylS on the TOL plasmid is positively controlled by the xylR gene product. Proc Natl Acad Sci USA 84: 51825186.
  • Inouye, S., Nakazawa, A., and Nakazawa, T. (1988) Nucleotide sequence of the regulatory gene xylR of the TOL plasmid from Pseudomonas putida. Gene 66: 301306.
  • Kunkel, T., Roberts, J.D., and Zakour, R.A. (1987) Rapid and efficient site-directed mutagenesis without phenotypic selection. Meth Enzymol 154: 367382.
  • de Lorenzo, V., and Perez-Martin, J. (1996) Regulatory noise in prokaryotic promoters: how bacteria learn to respond to novel environmental signals. Mol Microbiol 19: 11771184.
  • Marqués, S., and Ramos, J.L. (1993) Transcriptional control of the Pseudomonas putida TOL plasmid catabolic pathways. Mol Microbiol 9: 923929.
  • Miller, J.H. (1972) Experiments in Molecular Genetics. Cold Spring Harbor , New York : Cold Spring Harbor Laboratory Press.
  • Morett, E., and Segovia, L. (1993) The σ54 bacterial enhancer-binding protein family: mechanism of action and phylogenetic relationship of their functional domains. J Bacteriol 178: 60676074.
  • North, A., Klose, K.E., Stedman, K.M., and Kustu, S. (1993) Prokaryotic enhancer-binding proteins reflect eukaryote-like modularity: the puzzle of nitrogen regulatory protein C. J Bacteriol 175: 42674273.
  • North, A.K., Weiss, D.S., Suzuki, H., Flashner, Y., and Kustu, S. (1996) Repressor forms of the enhancer-binding protein NtrC: some fail in coupling ATP hydrolysis to open complex formation by σ54-holoenzyme. J Mol Biol 260: 317331.
  • Pérez-Martin, J., and de Lorenzo, V. (1995) The σ54-dependent promoter Ps of the TOL plasmid of Pseudomonas putida requires HU for transcriptional activation in vivo by XylR. J Bacteriol 177: 37583763.
  • Pérez-Martín, J., and de Lorenzo, V. (1996a) In vitro activities of an N-terminal truncated form of XylR, σ54-dependent transcriptional activator of Pseudomonas putida. J Mol Biol 258: 575587.
  • Pérez-Martín, J., and de Lorenzo, V. (1996b) VTR expression cassettes for engineering conditional phenotypes in Pseudomonas: activity of the Pu promoter of the TOL plas-mid under limiting concentrations of the XylR activator protein. Gene 172: 8186.
  • Pérez-Martín, J., and de Lorenzo, V. (1996c) ATP binding to the σ54-dependent activator XylR triggers a protein multi-merization cycle catalyzed by UAS DNA. Cell 86: 331339.
  • Pérez-Martín, J., and de Lorenzo, V. (1996d) Physical and functional analysis of the prokaryotic enhancer of the σ54-promoters of the TOL plasmid of Pseudomonas putida. J Mol Biol 258: 562574.
  • Pérez-Martín, J., Timmis, K.N., and de Lorenzo, V. (1994) Co-regulation by bent DNA: functional substitutions of the IHF site at the σ54-dependent promoter Pu of the upper-TOL operon by intrinsically curved sequences. J Biol Chem 269: 2265722662.
  • Sambrook, J., Fritsch, E.F., and Maniatis, T. (1989) Molecular Cloning: A Laboratory Manual. Cold Spring Harbor , New York : Cold Spring Harbor Laboratory Press.
  • Simons, R.W., Houman, F., and Kleckner, N. (1987) Improved single and multicopy lac-based cloning vectors for protein and operon fusions. Gene 53: 8596.
  • Su, W., Porter, S., Kustu, S., and Echols, H. (1990) DNA-looping and enhancer activity: association between DNA-bound NtrC activator and RNA polymerase at the bacterial glnA promoter. Proc Natl Acad Sci USA 87: 55045508.