Search Results - "Stanly Williams"
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Circadian Rhythms in Gene Transcription Imparted by Chromosome Compaction in the Cyanobacterium Synechococcus elongatus
Published in Proceedings of the National Academy of Sciences - PNAS (30-05-2006)“…In the cyanobacterium Synechococcus elongatus (PCC 7942) the kai genes A, B, and C and the sasA gene encode the functional protein core of the timing mechanism…”
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Asymmetric cross-regulation between the nitrate-responsive NarX-NarL and NarQ-NarP two-component regulatory systems from Escherichia coli K-12
Published in Molecular microbiology (01-01-2010)“…The NarX-NarL and NarQ-NarP sensor-response regulator pairs control Escherichia coli gene expression in response to nitrate and nitrite. Previous analysis…”
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Structure and Function from the Circadian Clock Protein KaiA of Synechococcus elongatus: A Potential Clock Input Mechanism
Published in Proceedings of the National Academy of Sciences - PNAS (26-11-2002)“…In the cyanobacterium Synechococcus elongatus (PCC 7942) the proteins KaiA, KaiB, and KaiC are required for circadian clock function. We deduced a circadian…”
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A KaiC-Interacting Sensory Histidine Kinase, SasA, Necessary to Sustain Robust Circadian Oscillation in Cyanobacteria
Published in Cell (14-04-2000)“…Both regulated expression of the clock genes kaiA, kaiB, and kaiC and interactions among the Kai proteins are proposed to be important for circadian function…”
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CikA, a Bacteriophytochrome That Resets the Cyanobacterial Circadian Clock
Published in Science (American Association for the Advancement of Science) (04-08-2000)“…The circadian oscillator of the cyanobacterium Synechococcus elongatus, like those in eukaryotes, is entrained by environmental cues. Inactivation of the gene…”
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Diel cycling of DNA staining and nifH gene regulation in the unicellular cyanobacterium Crocosphaera watsonii strain WH 8501 (Cyanophyta)
Published in Environmental microbiology (01-04-2010)“…Crocosphaera watsonii WH 8501 is a marine unicellular cyanobacterium that fixes nitrogen primarily during the dark phase of a light-dark (LD) cycle. Circadian…”
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A circadian timing mechanism in the cyanobacteria
Published in Advances in microbial physiology (2006)“…Cyanobacteria such as Synechococcus elongatus PCC 7942, Thermosynechococcus elongatus BP-1, and Synechocystis species strain PCC 6803 have an endogenous timing…”
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Structure of the N-terminal Domain of the Circadian Clock-associated Histidine Kinase SasA
Published in Journal of molecular biology (03-09-2004)“…Circadian oscillators are endogenous biological systems that generate the ∼24 hour temporal pattern of biological processes and confer a reproductive fitness…”
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Stability of the Synechococcus elongatus PCC 7942 circadian clock under directed anti-phase expression of the kai genes
Published in Microbiology (Society for General Microbiology) (01-08-2005)“…1 Department of Biology, The University of St Thomas, St Paul, MN 55105, USA 2 Department of Biology, Texas A&M University, 3258 TAMU, College Station, TX…”
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Dual Overlapping Promoters Control napF (Periplasmic Nitrate Reductase) Operon Expression in Escherichia coli K-12
Published in Journal of Bacteriology (01-10-2003)“…Article Usage Stats Services JB Citing Articles Google Scholar PubMed Related Content Social Bookmarking CiteULike Delicious Digg Facebook Google+ Mendeley…”
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Nitrate- and nitrite-sensing protein NarX of Escherichia coli K-12: mutational analysis of the amino-terminal tail and first transmembrane segment
Published in Journal of Bacteriology (01-02-1997)“…Article Usage Stats Services JB Citing Articles Google Scholar PubMed Related Content Social Bookmarking CiteULike Delicious Digg Facebook Google+ Mendeley…”
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MicroReview: Functional similarities among two‐component sensors and methyl‐accepting chemotaxis proteins suggest a role for linker region amphipathic helices in transmembrane signal transduction
Published in Molecular microbiology (01-09-1999)“…Signal‐responsive components of transmembrane signal‐transducing regulatory systems include methyl‐accepting chemotaxis proteins and membrane‐bound,…”
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Functional similarities among two-component sensors and methyl-accepting chemotaxis proteins suggest a role for linker region amphipathic helices in transmembrane signal transduction
Published in Molecular microbiology (01-09-1999)“…Signal-responsive components of transmembrane signal-transducing regulatory systems include methyl-accepting chemotaxis proteins and membrane-bound,…”
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Estimates of Bacterial Growth Rate Constants from Thymidine Incorporation and Variable Conversion Factors
Published in Microbial ecology (01-03-1993)“…Thymidine incorporation into DNA is widely used to estimate rates of bacterial growth and secondary production in aquatic systems. The procedure requires the…”
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A facile synthesis of 7-halo-5H-indeno[1,2-b]pyridines and -pyridin-5-ones
Published in Journal of organic chemistry (01-05-1986)Get full text
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Discrimination between structurally related ligands nitrate and nitrite controls autokinase activity of the NarX transmembrane signal transducer of Escherichia coli K‐12
Published in Molecular microbiology (01-12-1997)“…Anaerobic respiratory gene expression in Escherichia coli is differentially controlled by nitrate and nitrite through dual interacting two‐component regulatory…”
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