• 1
    Ames, P. & Parkinson, J.S. (1994) Constitutively signaling fragments of Tsr, the Escherichia coli serine chemoreceptor. J Bacteriol 176: 63406348.
  • 2
    Bibikov, S.I., Biran, R., Rudd, K.E., Parkinson, J.S. (1997) A signal transducer for aerotaxis in Escherichia coli. J Bacteriol 179: 40754079.
  • 3
    Bibikov, S.I., Barnes, L.A., Gitin, Y., Parkinson, J.S. (2000) Domain organization and FAD-binding determinants in the aerotaxis signal transducer Aer of Escherichia coli. Proc. Natl. Acad. Sci USA, in press.
  • 4
    Block, S.M., Segall, J.E., Berg, H.C. (1982) Impulse responses in bacterial chemotaxis. Cell 31: 215226.
  • 5
    Borgstahl, G.E., Williams, D.R., Getzoff, E.D. (1995) 1.4 Å structure of photoactive yellow protein, a cytosolic photoreceptor: unusual fold, active site, and chromophore. Biochemistry 34: 62786287.
  • 6
    Callahan, A.M., Frazier, B.L., Parkinson, J.S. (1987) Chemotaxis in Escherichia coli: construction and properties of lambda tsr transducing phage. J Bacteriol 169: 12461253.
  • 7
    Chen, J., Zou, A., Splawski, I., Keating, M.T., Sanguinetti, M.C. (1999) Long QT syndrome-associated mutations in the per-arnt-Sim (PAS) domain of HERG potassium channels accelerate channel deactivation. J Biol Chem 274: 1011310118.
  • 8
    Christie, J.M., Salomon, M., Nozue, K., Wada, M., Briggs, W.R. (1999) LOV (light, oxygen, or voltage) domains of the blue-light photoreceptor phototropin (nph1): Binding sites for the chromophore flavin mononucleotide. Proc Natl Acad Sci USA 96: 87798783.
  • 9
    Dunlap, J.C. (1999) Molecular bases for circadian clocks. Cell 96: 271290.
  • 10
    Fabret, C., Feher, V.A., Hoch, J.A. (1999) Two-component signal transduction in Bacillus subtilis: how one organism sees its world. J Bacteriol 181: 19751983.
  • 11
    Gong, W., Hao, B., Mansy, S.S., Gonzalez, G., Gilles-Gonzalez, M.A., Chan, M.K. (1998) Structure of a biological oxygen sensor: a new mechanism for heme- driven signal transduction. Proc Natl Acad Sci USA 95: 1517715182.
  • 12
    Guex, N. & Peitsch, M.C. (1997) SWISS-MODEL and the Swiss-PdbViewer: an environment for comparative protein modeling. Electrophoresis 18: 27142723.
  • 13
    Jiang, Z., Swem, L.R., Rushing, B.G., Devanathan, S., Tollin, G., Bauer, C.E. (1999) Bacterial photoreceptor with similarity to photoactive yellow protein and plant phytochromes. Science 285: 406409.
  • 14
    Jung, K.-H. & Spudich, J.L. (1998) Suppressor mutation analysis of the sensory rhodopsin-I transducer complex: insights into the color-sensing mechanism. J Bacteriol 180: 20332042.
  • 15
    Kim, K.K., Yokota, H., Kim, S.H. (1999) Four-helical-bundle structure of the cytoplasmic domain of a serine chemotaxis receptor. Nature 400: 787792.
  • 16
    Kraulis, P. (1991) A program to produce both detailed and schematic plots of proteins. J Appl Crystallogr 24: 946950.
  • 17
    Le Moual, H. & Koshland, D.E.J. (1996) Molecular evolution of the C-terminal cytoplasmic domain of a superfamily of bacterial receptors involved in taxis. J Mol Biol 261: 568585.
  • 18
    Morais Cabral, J.H., Lee, A., Cohen, S.L., Chait, B.T., Li, M., Mackinnon, R. (1998) Crystal structure and functional analysis of the HERG potassium channel N terminus: a eukaryotic PAS domain. Cell 95: 649655.
  • 19
    Nichols, N.N. & Harwood, C.S. (2000) An areotaxis transducer gene from Pseudomonas putida. FEMS Microbiol Lett 182: 177183.
  • 20
    Pellequer, J.L., Brudler, R., Getzoff, E.D. (1999) Biological sensors: More than one way to sense oxygen. Curr Biol 9: R416R418.
  • 21
    Ponting, C.P. & Aravind, L. (1997) PAS: a multifunctional domain family comes to light. Curr Biol 7: R674R677.
  • 22
    Rebbapragada, A., Johnson, M.S., Harding, G.P., Zuccarelli, A.J., Fletcher, H.M., Zhulin, I.B., et al. (1997) The Aer protein and the serine chemoreceptor Tsr independently sense intracellular energy levels and transduce oxygen, redox, and energy signals for Escherichia coli behavior. Proc Natl Acad Sci USA 94: 1054110546.
  • 23
    Semenza, G.L. (1999) Perspectives on oxygen sensing. Cell 98: 281284.
  • 24
    Soderback, E., Reyes-Ramirez, F., Eydmann, T., Austin, S., Hill, S., Dixon, R. (1998) The redox- and fixed nitrogen-responsive regulatory protein NIFL from Azotobacter vinelandii comprises discrete flavin and nucleotide-binding domains. Mol Microbiol 28: 179192.
  • 25
    Sonnenfeld, M., Ward, M., Nystrom, G., Mosher, J., Stahl, S., Crews, S. (1997) The Drosophila tango gene encodes a bHLH-PAS protein that is orthologous to mammalian Arnt and controls CNS midline and tracheal development. Development 124: 45714582.
  • 26
    Taylor, B.L. & Johnson, M.S. (1998) Rewiring a receptor: negative output from positive input. FEBS Lett 425: 377381.
  • 27
    Taylor, B.L. & Zhulin, I.B. (1998) In search of higher energy: metabolism-dependent behaviour in bacteria. Mol Microbiol 28: 683690.
  • 28
    Taylor, B.L. & Zhulin, I.B. (1999) PAS domains: internal sensors of oxygen, redox potential, and light. Microbiol Mol Biol Rev 63: 479506.
  • 29
    Taylor, B.L., Zhulin, I.B., Johnson, M.S. (1999) Aerotaxis and other energy-sensing behavior in bacteria. Annu Rev Microbiol 53: 103128.
  • 30
    Yeh, K.C. & Lagarias, J.C. (1998) Eukaryotic phytochromes: light-regulated serine/threonine protein kinases with histidine kinase ancestry. Proc Natl Acad Sci USA 95: 1397613981.
  • 31
    Zhulin, I.B., Bespalov, V.A., Johnson, M.S., Taylor, B.L. (1996) Oxygen taxis and proton motive force in Azospirillum brasilense. J Bacteriol 178: 51995204.
  • 32
    Zhulin, I.B., Taylor, B.L., Dixon, R. (1997a)PAS domain S-boxes in Archaea, Bacteria and sensors for oxygen and redox. Trends Biochem Sci 22: 331333.
  • 33
    Zhulin, I.B., Rowsell, E.H., Johnson, M.S., Taylor, B.L. (1997b)Glycerol elicits energy taxis of Escherichia coli and Salmonella typhimurium. J Bacteriol 179: 31963201.