synechococcus

Summary

Summary: A form-genus of spherical to rod-shaped CYANOBACTERIA in the order Chroococcales. They contain THYLAKOIDS and are found in a wide range of habitats.

Top Publications

  1. pmc Fine-scale distribution patterns of Synechococcus ecological diversity in microbial mats of Mushroom Spring, Yellowstone National Park
    Eric D Becraft
    Department of Land Resources and Environmental Sciences, Montana State University, 334 Leon Johnson Hall, Bozeman, MT 59715, USA
    Appl Environ Microbiol 77:7689-97. 2011
  2. pmc Rapid diversification of coevolving marine Synechococcus and a virus
    Marcia F Marston
    Department of Biology and Marine Biology, Roger Williams University, Bristol, RI 02809, USA
    Proc Natl Acad Sci U S A 109:4544-9. 2012
  3. pmc Genome reduction by deletion of paralogs in the marine cyanobacterium Prochlorococcus
    Haiwei Luo
    Department of Biological Sciences, University of South Carolina, SC, USA
    Mol Biol Evol 28:2751-60. 2011
  4. pmc Metabolic and transcriptomic phenotyping of inorganic carbon acclimation in the Cyanobacterium Synechococcus elongatus PCC 7942
    Doreen Schwarz
    Universitat Rostock, Institut Biowissenschaften, Pflanzenphysiologie, D 18059 Rostock, Germany
    Plant Physiol 155:1640-55. 2011
  5. ncbi Microarray analysis of phosphate regulation in the marine cyanobacterium Synechococcus sp. WH8102
    Sasha G Tetu
    Department of Chemistry and Biomolecular Sciences, Macquarie University, Sydney, New South Wales, Australia
    ISME J 3:835-49. 2009
  6. pmc A sequestration feedback determines dynamics and temperature entrainment of the KaiABC circadian clock
    Christian Brettschneider
    Institute for Theoretical Biology, Humboldt Universitat zu Berlin, Berlin, Germany
    Mol Syst Biol 6:389. 2010
  7. pmc Patterns and implications of gene gain and loss in the evolution of Prochlorococcus
    Gregory C Kettler
    Department of Biology, Massachusetts Institute of Technology, Cambridge, Massachusetts, USA
    PLoS Genet 3:e231. 2007
  8. pmc Heterologous expression of Alteromonas macleodii and Thiocapsa roseopersicina [NiFe] hydrogenases in Synechococcus elongatus
    Philip D Weyman
    Department of Synthetic Biology and Bioenergy, The J Craig Venter Institute, Rockville, Maryland, United States of America
    PLoS ONE 6:e20126. 2011
  9. pmc Modular synthase-encoding gene involved in α-olefin biosynthesis in Synechococcus sp. strain PCC 7002
    Daniel Mendez-Perez
    Department of Chemical and Biological Engineering, University of Wisconsin Madison, 1415 Engineering Dr, Madison, WI 53706, USA
    Appl Environ Microbiol 77:4264-7. 2011
  10. pmc Light history influences the response of the marine cyanobacterium Synechococcus sp. WH7803 to oxidative stress
    Nicolas Blot
    UPMC Universite Paris 06, Station Biologique, 29680 Roscoff, France
    Plant Physiol 156:1934-54. 2011

Detail Information

Publications274 found, 100 shown here

  1. pmc Fine-scale distribution patterns of Synechococcus ecological diversity in microbial mats of Mushroom Spring, Yellowstone National Park
    Eric D Becraft
    Department of Land Resources and Environmental Sciences, Montana State University, 334 Leon Johnson Hall, Bozeman, MT 59715, USA
    Appl Environ Microbiol 77:7689-97. 2011
    ..protein-encoding genes have identified putative ecological species of unicellular cyanobacteria in the genus Synechococcus, which are specialized to 60°C but not 65°C in Mushroom Spring microbial mats...
  2. pmc Rapid diversification of coevolving marine Synechococcus and a virus
    Marcia F Marston
    Department of Biology and Marine Biology, Roger Williams University, Bristol, RI 02809, USA
    Proc Natl Acad Sci U S A 109:4544-9. 2012
    ..the potential for extensive antagonistic coevolution between the ecologically important marine cyanobacterium Synechococcus and a lytic virus. In a 6-mo-long replicated chemostat experiment, Synechococcus sp...
  3. pmc Genome reduction by deletion of paralogs in the marine cyanobacterium Prochlorococcus
    Haiwei Luo
    Department of Biological Sciences, University of South Carolina, SC, USA
    Mol Biol Evol 28:2751-60. 2011
    ..marine cyanobacterial genus Prochlorococcus have smaller genome sizes than those of the closely related genus Synechococcus. In order to test whether loss of protein-coding genes has contributed to genome size reduction in ..
  4. pmc Metabolic and transcriptomic phenotyping of inorganic carbon acclimation in the Cyanobacterium Synechococcus elongatus PCC 7942
    Doreen Schwarz
    Universitat Rostock, Institut Biowissenschaften, Pflanzenphysiologie, D 18059 Rostock, Germany
    Plant Physiol 155:1640-55. 2011
    ..Using Synechococcus elongatus PCC 7942, we characterized metabolic and transcriptomic changes in cells that had been shifted from ..
  5. ncbi Microarray analysis of phosphate regulation in the marine cyanobacterium Synechococcus sp. WH8102
    Sasha G Tetu
    Department of Chemistry and Biomolecular Sciences, Macquarie University, Sydney, New South Wales, Australia
    ISME J 3:835-49. 2009
    ..To observe how these organisms cope with P starvation, we constructed a full genome microarray for Synechococcus sp...
  6. pmc A sequestration feedback determines dynamics and temperature entrainment of the KaiABC circadian clock
    Christian Brettschneider
    Institute for Theoretical Biology, Humboldt Universitat zu Berlin, Berlin, Germany
    Mol Syst Biol 6:389. 2010
    The circadian rhythm of the cyanobacterium Synechococcus elongatus is controlled by three proteins, KaiA, KaiB, and KaiC...
  7. pmc Patterns and implications of gene gain and loss in the evolution of Prochlorococcus
    Gregory C Kettler
    Department of Biology, Massachusetts Institute of Technology, Cambridge, Massachusetts, USA
    PLoS Genet 3:e231. 2007
    ....
  8. pmc Heterologous expression of Alteromonas macleodii and Thiocapsa roseopersicina [NiFe] hydrogenases in Synechococcus elongatus
    Philip D Weyman
    Department of Synthetic Biology and Bioenergy, The J Craig Venter Institute, Rockville, Maryland, United States of America
    PLoS ONE 6:e20126. 2011
    ..genes in the gene operon of HynSL were cloned in a vector with an IPTG-inducible promoter and introduced into Synechococcus elongatus PCC7942. The hydrogenase protein was expressed at the correct size upon induction with IPTG...
  9. pmc Modular synthase-encoding gene involved in α-olefin biosynthesis in Synechococcus sp. strain PCC 7002
    Daniel Mendez-Perez
    Department of Chemical and Biological Engineering, University of Wisconsin Madison, 1415 Engineering Dr, Madison, WI 53706, USA
    Appl Environ Microbiol 77:4264-7. 2011
    A gene involved in the production of medium-chain α-olefins was identified in the cyanobacterium Synechococcus sp. strain PCC 7002...
  10. pmc Light history influences the response of the marine cyanobacterium Synechococcus sp. WH7803 to oxidative stress
    Nicolas Blot
    UPMC Universite Paris 06, Station Biologique, 29680 Roscoff, France
    Plant Physiol 156:1934-54. 2011
    Marine Synechococcus undergo a wide range of environmental stressors, especially high and variable irradiance, which may induce oxidative stress through the generation of reactive oxygen species (ROS)...
  11. pmc Coastal strains of marine Synechococcus species exhibit increased tolerance to copper shock and a distinctive transcriptional response relative to those of open-ocean strains
    Rhona K Stuart
    Scripps Institute of Oceanography, University of California, San Diego, La Jolla, 92093, USA
    Appl Environ Microbiol 75:5047-57. 2009
    ..By using growth assays of phylogenetically divergent clades, we found that coastal strains of marine Synechococcus species were more tolerant to copper shock than open-ocean strains...
  12. pmc Intermolecular associations determine the dynamics of the circadian KaiABC oscillator
    Ximing Qin
    Departments of Biological Sciences and Molecular Physiology and Biophysics, Vanderbilt University, Nashville, TN 37232, USA
    Proc Natl Acad Sci U S A 107:14805-10. 2010
    ..Therefore, we report here dynamics of interaction of KaiA and KaiB with KaiC that determine the period and amplitude of this in vitro oscillator...
  13. pmc Ni uptake and limitation in marine Synechococcus strains
    Christopher L Dupont
    Scripps Institution of Oceanography, University of California, San Diego, La Jolla, California 92093, USA
    Appl Environ Microbiol 74:23-31. 2008
    Ni accumulation and utilization were studied in two strains of marine Synechococcus, isolated from both coastal (CC9311; clade I) and open-ocean (WH8102; clade III) environments, for which complete genome sequences are available...
  14. pmc Oscillations in supercoiling drive circadian gene expression in cyanobacteria
    Vikram Vijayan
    Graduate Program in Systems Biology, Howard Hughes Medical Institute, Harvard Faculty of Arts and Sciences Center for Systems Biology, Departments of Molecular and Cellular Biology and Chemistry and Chemical Biology, Harvard University, Cambridge, MA 02138, USA
    Proc Natl Acad Sci U S A 106:22564-8. 2009
    The cyanobacterium Synechococcus elongatus PCC 7942 exhibits oscillations in mRNA transcript abundance with 24-h periodicity under continuous light conditions...
  15. ncbi Cryptic diversity of the symbiotic cyanobacterium Synechococcus spongiarum among sponge hosts
    Patrick M Erwin
    Department of Biology, University of Alabama at Birmingham, Birmingham, AL 35294 1170, USA
    Mol Ecol 17:2937-47. 2008
    ..The unicellular cyanobacterium Synechococcus spongiarum is the most prevalent photosynthetic symbiont in marine sponges and inhabits taxonomically diverse ..
  16. ncbi Spatially ordered dynamics of the bacterial carbon fixation machinery
    David F Savage
    Department of Systems Biology, Harvard Medical School, Boston, MA 02115, USA
    Science 327:1258-61. 2010
    ..Thus, cyanobacteria use the cytoskeleton to control the spatial arrangement of carboxysomes and to optimize the metabolic process of carbon fixation...
  17. pmc Widespread metabolic potential for nitrite and nitrate assimilation among Prochlorococcus ecotypes
    Adam C Martiny
    Department of Earth System Science and Ecology, University of California, Irvine, CA 92697, USA
    Proc Natl Acad Sci U S A 106:10787-92. 2009
    ..genes are characterized by low GC content, form a separate phylogenetic clade most closely related to marine Synechococcus, and are located in a different genomic region compared with an orthologous cluster found in marine ..
  18. ncbi Regulation of nif gene expression and the energetics of N2 fixation over the diel cycle in a hot spring microbial mat
    Anne Soisig Steunou
    Department of Plant Biology, The Carnegie Institution, Stanford University, Stanford, CA, USA
    ISME J 2:364-78. 2008
    ..We analyzed the levels of nif transcripts of Synechococcus ecotypes, NifH subunit and nitrogenase activity over the diel cycle in the microbial mat of an alkaline hot ..
  19. pmc Diel variations in carbon metabolism by green nonsulfur-like bacteria in alkaline siliceous hot spring microbial mats from Yellowstone National Park
    Marcel T J van der Meer
    Department of Marine Biogeochemistry and Toxicology, The Royal Netherlands Institute for Sea Research, P O Box 59, 1790 AB Den Burg Texel, The Netherlands
    Appl Environ Microbiol 71:3978-86. 2005
    ..In addition, we observed direct incorporation of [13C]acetate into GNSLB lipids in the morning. This suggests that GNSLB also have a potential for photoheterotrophy in situ...
  20. pmc Intersubunit signaling in glutamate-1-semialdehyde-aminomutase
    J Stetefeld
    Department of Structural Biology and M E Müller Institute for Structural Biology, Biozentrum Universität Basel, Klingelbergstrasse 70, 4056 Basel, Switzerland
    Proc Natl Acad Sci U S A 103:13688-93. 2006
    ..Together, they form a molecular switch in which the cofactor acts as a central signal transmitter linking the subunit interface with the gating loop...
  21. ncbi Functional and structural characterization of the 2/2 hemoglobin from Synechococcus sp. PCC 7002
    Nancy L Scott
    Department of Chemistry, The Pennsylvania State University, University Park, Pennsylvania 16802, USA
    Biochemistry 49:7000-11. 2010
    Cyanobacterium Synechococcus sp. PCC 7002 contains a single gene (glbN) coding for GlbN, a protein of the 2/2 hemoglobin lineage...
  22. pmc Cyanobacterial daily life with Kai-based circadian and diurnal genome-wide transcriptional control in Synechococcus elongatus
    Hiroshi Ito
    Division of Advanced Sciences, Ochadai Academic Production, Ochanomizu University, 2 1 1 Ohtsuka, Bunkyo, Tokyo, 112 8610, Japan
    Proc Natl Acad Sci U S A 106:14168-73. 2009
    In the unicellular cyanobacterium Synechococcus elongatus PCC 7942, essentially all promoter activities are under the control of the circadian clock under continuous light (LL) conditions...
  23. pmc Influence of molecular resolution on sequence-based discovery of ecological diversity among Synechococcus populations in an alkaline siliceous hot spring microbial mat
    Melanie C Melendrez
    Land Resources and Environmental Science, Montana State University, Bozeman, Montana, USA
    Appl Environ Microbiol 77:1359-67. 2011
    ..internal transcribed spacer regions may not have enough genetic resolution to define all ecologically distinct Synechococcus populations (ecotypes) inhabiting alkaline, siliceous hot spring microbial mats...
  24. ncbi Large improvements in MS/MS-based peptide identification rates using a hybrid analysis
    William R Cannon
    Computational Biology and Bioinformatics Group, Pacific Northwest National Laboratory, Richland, Washington 99352, United States
    J Proteome Res 10:2306-17. 2011
    ..We applied this approach to proteomics analysis of Synechococcus sp...
  25. ncbi Untargeted metabolic footprinting reveals a surprising breadth of metabolite uptake and release by Synechococcus sp. PCC 7002
    Richard Baran
    Life Sciences Division, Lawrence Berkeley National Laboratory, 1 Cyclotron Rd, MS 84R0171, Berkeley, California 94720, United States
    Mol Biosyst 7:3200-6. 2011
    ..to systematically evaluate the uptake and release of metabolites between a model marine cyanobacterium Synechococcus sp. PCC 7002 and different growth media...
  26. pmc Selection in coastal Synechococcus (cyanobacteria) populations evaluated from environmental metagenomes
    Vera Tai
    Scripps Institution of Oceanography, University of California San Diego, La Jolla, California, United States of America
    PLoS ONE 6:e24249. 2011
    ..of a gene, from environmental metagenomes sequenced using 454 technology of flow-sorted populations of marine Synechococcus, the dominant cyanobacteria in coastal environments...
  27. ncbi Multi-locus sequence analysis, taxonomic resolution and biogeography of marine Synechococcus
    Sophie Mazard
    School of Life Sciences, University of Warwick, Gibbet Hill Road, Coventry, UK
    Environ Microbiol 14:372-86. 2012
    ..gene do not provide sufficient molecular resolution to identify spatially structured populations of marine Synechococcus, or 'ecotypes' adapted to distinct ecological niches...
  28. pmc Genome sequence of Synechococcus CC9311: Insights into adaptation to a coastal environment
    Brian Palenik
    Scripps Institution of Oceanography, University of California at San Diego, La Jolla, CA 92093, USA
    Proc Natl Acad Sci U S A 103:13555-9. 2006
    ..Despite these differences, cyanobacteria from the genus Synechococcus are important primary producers in both types of ecosystems...
  29. ncbi Genome sequences of siphoviruses infecting marine Synechococcus unveil a diverse cyanophage group and extensive phage-host genetic exchanges
    Sijun Huang
    State Key Laboratory of Marine Environmental Science, Xiamen University, Xiamen, China
    Environ Microbiol 14:540-58. 2012
    ..genome sequences of siphoviruses (S-CBS1, S-CBS2, S-CBS3 and S-CBS4) that infect four different marine Synechococcus strains...
  30. pmc Circadian transcriptional regulation by the posttranslational oscillator without de novo clock gene expression in Synechococcus
    Norimune Hosokawa
    Department of Electrical Engineering and Biological Science, Waseda University, Shinjuku, Tokyo 162 8480, Japan
    Proc Natl Acad Sci U S A 108:15396-401. 2011
    ..In the unicellular obligately photoautotrophic cyanobacterium Synechococcus elongatus PCC 7942, essentially all promoter activities are controlled by the KaiABC-based clock under ..
  31. pmc Non-coding RNAs in marine Synechococcus and their regulation under environmentally relevant stress conditions
    Gregor Gierga
    Faculty of Biology, University of Freiburg, Schaenzlestrasse 1, Freiburg, Germany
    ISME J 6:1544-57. 2012
    ..b>Synechococcus sp...
  32. ncbi PtrA is required for coordinate regulation of gene expression during phosphate stress in a marine Synechococcus
    Martin Ostrowski
    Department of Biological Sciences, University of Warwick, Coventry, UK
    ISME J 4:908-21. 2010
    ..system PhoBR (SYNW0947, SYNW0948) in the regulation of P transport and metabolism in the marine cyanobacterium Synechococcus sp. WH8102...
  33. ncbi HtpG, the prokaryotic homologue of Hsp90, stabilizes a phycobilisome protein in the cyanobacterium Synechococcus elongatus PCC 7942
    Takeshi Sato
    Department of Biochemistry and Molecular Biology, Saitama University, Saitama 338 8570, Japan
    Mol Microbiol 76:576-89. 2010
    ..We obtained evidence that HtpG interacts with linker polypeptides of phycobilisome in the cyanobacterium Synechococcus elongatus PCC 7942. In an htpG mutant, the 30 kDa rod linker polypeptide was reduced...
  34. ncbi Roles of xanthophyll carotenoids in protection against photoinhibition and oxidative stress in the cyanobacterium Synechococcus sp. strain PCC 7002
    Yuehui Zhu
    Department of Biochemistry and Molecular Biology, The Pennsylvania State University, University Park, PA 16802, USA
    Arch Biochem Biophys 504:86-99. 2010
    b>Synechococcus sp...
  35. ncbi Studies on the role of HtpG in the tetrapyrrole biosynthesis pathway of the cyanobacterium Synechococcus elongatus PCC 7942
    Satoru Watanabe
    Department of Bioscience, Tokyo University of Agriculture, Sakuragaoka 1 1 1, Setagaya Ku, Tokyo 156 8502, Japan
    Biochem Biophys Res Commun 352:36-41. 2007
    In cyanobacterium Synechococcus elongatus PCC 7942, we observed that htpG-overexpression caused remarkable growth inhibition. In addition, subcellular fractionation experiments showed that HtpG was localized in the membrane fraction...
  36. ncbi The role of lipids in photosystem II
    Naoki Mizusawa
    Department of Life Sciences, Graduate School of Arts and Sciences, University of Tokyo, Meguro ku, Tokyo, Japan
    Biochim Biophys Acta 1817:194-208. 2012
    ..This review summarizes our present understanding of the biochemical and physiological roles of lipids in photosynthesis, with a special focus on PSII. This article is part of a Special Issue entitled: Photosystem II...
  37. pmc Rerouting carbon flux to enhance photosynthetic productivity
    Daniel C Ducat
    Department of Systems Biology, Harvard Medical School, Boston, Massachusetts, USA
    Appl Environ Microbiol 78:2660-8. 2012
    ..We demonstrate the efficient production of sucrose from a cyanobacterial species, Synechococcus elongatus, heterologously expressing a symporter of protons and sucrose (cscB)...
  38. pmc Elucidating essential role of conserved carboxysomal protein CcmN reveals common feature of bacterial microcompartment assembly
    James N Kinney
    Department of Energy Joint Genome Institute, Walnut Creek, California 94598, USA
    J Biol Chem 287:17729-36. 2012
    ....
  39. ncbi Functional characterization of a naturally occurring trans-splicing intein from Synechococcus elongatus in a mammalian cell system
    Linjie Chen
    Institute of Biochemistry, College of Life Sciences, Zijingang Campus, Zhejiang University, Hangzhou, Zhejiang 310058, China
    Anal Biochem 407:180-7. 2010
    ..a naturally occurring split mini-DnaE intein capable of protein trans-splicing in the cyanobacterium Synechococcus elongatus (Sel DnaE intein). Sel DnaE intein is homologous to Synechocystissp...
  40. pmc Transcript profiling reveals new insights into the acclimation of the mesophilic fresh-water cyanobacterium Synechococcus elongatus PCC 7942 to iron starvation
    Anke Nodop
    Lehrstuhl für Molekulare Zellphysiologie, Universitat Bielefeld, D 33615 Bielefeld, Germany
    Plant Physiol 147:747-63. 2008
    The regulatory network for acclimation of the obligate photoautotrophic fresh water cyanobacterium Synechococcus elongatus PCC 7942 to iron (Fe) limitation was studied by transcript profiling with an oligonucleotide whole genome DNA ..
  41. ncbi Temporal variation of Synechococcus clades at a coastal Pacific Ocean monitoring site
    Vera Tai
    Marine Biology Research Division, Scripps Institution of Oceanography, University of California, La Jolla, San Diego, CA 92093 0202, USA
    ISME J 3:903-15. 2009
    Marine cyanobacteria from the genus Synechococcus are found throughout the world's oceans and are important contributors to global primary productivity and carbon cycling...
  42. pmc Unraveling the genomic mosaic of a ubiquitous genus of marine cyanobacteria
    Alexis Dufresne
    Université Paris 6 and CNRS, UMR 7144, Station Biologique, 29682 Roscoff, France
    Genome Biol 9:R90. 2008
    The picocyanobacterial genus Synechococcus occurs over wide oceanic expanses, having colonized most available niches in the photic zone...
  43. pmc Phosphorus deprivation responses and phosphonate utilization in a thermophilic Synechococcus sp. from microbial mats
    Melissa M Adams
    Carnegie Institution for Science, Department of Plant Biology, Stanford University, Stanford, CA 94305, USA
    J Bacteriol 190:8171-84. 2008
    The genomes of two closely related thermophilic cyanobacterial isolates, designated Synechococcus isolate OS-A and Synechococcus isolate OS-B', from the microbial mats of Octopus Spring (Yellowstone National Park) have been sequenced...
  44. ncbi No transcription-translation feedback in circadian rhythm of KaiC phosphorylation
    Jun Tomita
    Division of Biological Science, Graduate School of Science, Nagoya University, and Core Research for Evolutional Science and Technology, Japan Science and Technology Agency, Furo cho, Chikusa ku, Nagoya 464 8602, Japan
    Science 307:251-4. 2005
    ..In the cyanobacterium Synechococcus elongatus, the essential clock protein KaiC is proposed to form this type of transcriptional negative feedback...
  45. ncbi Global phylogeography of marine Synechococcus and Prochlorococcus reveals a distinct partitioning of lineages among oceanic biomes
    Katrin Zwirglmaier
    Department of Biological Sciences, University of Warwick, Gibbet Hill Road, Coventry CV4 7AL, UK
    Environ Microbiol 10:147-61. 2008
    Marine cyanobacteria of the genera Prochlorococcus and Synechococcus are important contributors to global primary production occupying a key position at the base of marine food webs...
  46. pmc Phylogenetic diversity of sequences of cyanophage photosynthetic gene psbA in marine and freshwaters
    C Chenard
    Department of Earth and Ocean Sciences, University of British Columbia, 1461 6270 University Blvd, Vancouver, BC V6T1Z4, Canada
    Appl Environ Microbiol 74:5317-24. 2008
    Many cyanophage isolates which infect the marine cyanobacteria Synechococcus spp. and Prochlorococcus spp. contain a gene homologous to psbA, which codes for the D1 protein involved in photosynthesis...
  47. pmc Sensing of inorganic carbon limitation in Synechococcus PCC7942 is correlated with the size of the internal inorganic carbon pool and involves oxygen
    Fiona J Woodger
    Molecular Plant Physiology Group, Research School of Biological Sciences, Australian National University, Canberra, Australian Capital Territory 0200, Australia
    Plant Physiol 139:1959-69. 2005
    ..interested in the regulation of the CO2-concentrating mechanism (CCM) in the model freshwater cyanobacterium Synechococcus sp. strain PCC7942 in response to Ci limitation; however, the nature of Ci sensing is poorly understood...
  48. pmc Phylogenetic analyses of cyanobacterial genomes: quantification of horizontal gene transfer events
    Olga Zhaxybayeva
    Genome Atlantic and Department of Biochemistry and Molecular Biology, Dalhousie University, Halifax, Nova Scotia B3H 1X5, Canada
    Genome Res 16:1099-108. 2006
    ..However, in interphylum as compared to intraphylum transfers, the proportion of metabolic (operational) gene transfers increases, while the proportion of informational gene transfers decreases...
  49. pmc Variability in protist grazing and growth on different marine Synechococcus isolates
    Jude K Apple
    1900 Shannon Point Road, Shannon Point Marine Center, Western Washington University, Anacortes, WA 98221, USA
    Appl Environ Microbiol 77:3074-84. 2011
    Grazing mortality of the marine phytoplankton Synechococcus is dominated by planktonic protists, yet rates of consumption and factors regulating grazer-Synechococcus interactions are poorly understood...
  50. pmc How a cyanobacterium tells time
    Guogang Dong
    Center for Biological Clocks Research and Department of Biology, Texas A and M University, College Station, TX 77843 3258, United States
    Curr Opin Microbiol 11:541-6. 2008
    The cyanobacterium Synechococcus elongatus builds a circadian clock on an oscillator composed of three proteins, KaiA, KaiB, and KaiC, which can recapitulate a circadian rhythm of KaiC phosphorylation in vitro...
  51. ncbi High-throughput functional analysis of the Synechococcus elongatus PCC 7942 genome
    C Kay Holtman
    Department of Biology, Texas A and M University, College Station, TX 77843 3258, USA
    DNA Res 12:103-15. 2005
    b>Synechococcus elongatus PCC 7942 was the first cyanobacterial strain to be reliably transformed by exogenously added DNA and has become the model organism for cyanobacterial circadian rhythms. With a small genome (2...
  52. ncbi Characterization of two cytochrome oxidase operons in the marine cyanobacterium Synechococcus sp. PCC 7002: inactivation of ctaDI affects the PS I:PS II ratio
    Christopher T Nomura
    Department of Biochemistry and Molecular Biology, Center for Biomolecular Structure and Function, The Pennsylvania State University, University Park, PA 16802, USA
    Photosynth Res 87:215-28. 2006
    ..In this study we have cloned and sequenced two gene clusters from the marine cyanobacterium Synechococcus sp. PCC 7002 that potentially encode heme-copper cytochrome oxidases...
  53. ncbi Iron stress genes in marine Synechococcus and the development of a flow cytometric iron stress assay
    Adam R Rivers
    Biology Department, Woods Hole Oceanographic Institution, Woods Hole, MA 02543, USA
    Environ Microbiol 11:382-96. 2009
    Marine Synechococcus are frequently found in environments where iron (Fe) is a limiting nutrient...
  54. ncbi Photosystem I gene cassettes are present in marine virus genomes
    Itai Sharon
    Faculty of Biology, Technion Israel Institute of Technology, Haifa 32000, Israel
    Nature 461:258-62. 2009
    Cyanobacteria of the Synechococcus and Prochlorococcus genera are important contributors to photosynthetic productivity in the open oceans...
  55. pmc Three major output pathways from the KaiABC-based oscillator cooperate to generate robust circadian kaiBC expression in cyanobacteria
    Yasuhito Taniguchi
    Division of Biological Science, Graduate School of Science, Nagoya University, Nagoya 464 8602, Japan
    Proc Natl Acad Sci U S A 107:3263-8. 2010
    Circadian kaiBC expression in the cyanobacterium Synechococcus elongatus PCC 7942 is generated by temporal information transmission from the KaiABC-based circadian oscillator to RpaA, a putative transcriptional factor, via the SasA-..
  56. ncbi Expression of genes in cyanobacteria: adaptation of endogenous plasmids as platforms for high-level gene expression in Synechococcus sp. PCC 7002
    Yu Xu
    Department of Biochemistry and Molecular Biology, The Pennsylvania State University, University Park, PA, USA
    Methods Mol Biol 684:273-93. 2011
    b>Synechococcus sp. PCC 7002 is an ideal model cyanobacterium for functional genomics and biotechnological applications through metabolic engineering...
  57. ncbi Coordinate up-regulation of carotenoid biosynthesis as a response to light stress in Synechococcus PCC7942
    Lutz Schäfer
    Molecular Biosciences 213, J W Goethe Universitat, PO Box 111932, D 60054 Frankfurt M, Germany
    Plant Cell Environ 29:1349-56. 2006
    Carotenoid biosynthesis is up-regulated by strong light in the cyanobacterium Synechococcus. By blocking off the pathway at the level of phytoene conversion, light-dependent accumulation of phytoene was observed...
  58. pmc Cyanophage tRNAs may have a role in cross-infectivity of oceanic Prochlorococcus and Synechococcus hosts
    Hagay Enav
    Faculty of Biology, Technion Israel Institute of Technology, Haifa, Israel
    ISME J 6:619-28. 2012
    Marine cyanobacteria of the genera Prochlorococcus and Synechococcus are the most abundant photosynthetic prokaryotes in oceanic environments, and are key contributors to global CO(2) fixation, chlorophyll biomass and primary production...
  59. pmc Synchronization of circadian oscillation of phosphorylation level of KaiC in vitro
    Tetsuro Nagai
    Department of Computational Science and Engineering, Nagoya University, Nagoya, Japan
    Biophys J 98:2469-77. 2010
    ..This mechanism of synchronization should be important in vivo for the persistent oscillation when Kai proteins are synthesized at random timing in cyanobacterial cells...
  60. pmc Structural basis for the regulation of NtcA-dependent transcription by proteins PipX and PII
    José L Llácer
    Instituto de Biomedicina de Valencia Consejo Superior de Investigaciones Cientificas, Centro de Investigación Biomédica en Red de Enfermedades Raras, Jaime Roig 11, Valencia 46010, Spain
    Proc Natl Acad Sci U S A 107:15397-402. 2010
    ..We determine for the cyanobacteria Synechococcus elongatus the crystal structures of the PII-PipX and PipX-NtcA complexes and of NtcA in active and inactive ..
  61. ncbi Over-expression of the β-carboxysomal CcmM protein in Synechococcus PCC7942 reveals a tight co-regulation of carboxysomal carbonic anhydrase (CcaA) and M58 content
    Benedict M Long
    Molecular Plant Physiology, Plant Science Division, Research School of Biology, College of Medicine, Biology and Environment, The Australian National University, Canberra, ACT, Australia
    Photosynth Res 109:33-45. 2011
    ..We have over-expressed both M35 and M58 in the β-cyanobacterium Synechococcus PCC7942...
  62. pmc Transcriptional regulation of the CO2-concentrating mechanism in a euryhaline, coastal marine cyanobacterium, Synechococcus sp. Strain PCC 7002: role of NdhR/CcmR
    Fiona J Woodger
    Molecular Plant Physiology Group, Research School of Biological Sciences, Australian National University, P O Box 475, Canberra, ACT 0200, Australia
    J Bacteriol 189:3335-47. 2007
    ..Inactivation of the single gene (termed ccmR) from this variable cluster in the euryhaline (coastal) strain Synechococcus sp. strain PCC 7002 led to constitutive expression of a high-affinity CCM...
  63. pmc Temporal orchestration of glycogen synthase (GlgA) gene expression and glycogen accumulation in the oceanic picoplanktonic cyanobacterium Synechococcus sp. strain WH8103
    Michael Wyman
    Biological and Environmental Sciences, School of Natural Sciences, University of Stirling, United Kingdom
    Appl Environ Microbiol 78:4744-7. 2012
    Glycogen is accumulated during the latter half of the diel cycle in Synechococcus sp. strain WH8103 following a midday maximum in glgA (encoding glycogen synthase) mRNA abundance...
  64. ncbi The regulatory factor SipA provides a link between NblS and NblR signal transduction pathways in the cyanobacterium Synechococcus sp. PCC 7942
    Paloma Salinas
    Division de Genetica, Universidad de Alicante, Apartado 99, E 03080 Alicante, Spain
    Mol Microbiol 66:1607-19. 2007
    ..When subjected to nutrient and high light stress, Synechococcus sp...
  65. ncbi Role of the Synechococcus PCC 7942 nitrogen regulator protein PipX in NtcA-controlled processes
    Javier Espinosa
    Division de Genetica, Universidad de Alicante, Apartado 99, E 03080 Alicante, Spain
    Microbiology 153:711-8. 2007
    The Synechococcus sp. PCC 7942 nitrogen regulator PipX interacts in a 2-oxoglutarate-dependent manner with the global nitrogen transcription factor NtcA and the signal transduction protein P(II)...
  66. ncbi Dynamics of RpaB-promoter interaction during high light stress, revealed by chromatin immunoprecipitation (ChIP) analysis in Synechococcus elongatus PCC 7942
    Mitsumasa Hanaoka
    Laboratory of Molecular Genetics, Institute of Molecular and Cellular Biosciences, The University of Tokyo, 1 1 1 Yayoi, Bunkyo ku, Tokyo 113 0032, Japan
    Plant J 56:327-35. 2008
    ..Thus, in regulation of high light-inducible genes, we suggest that RpaB functions as a repressor under normal light conditions, and that high light conditions result in release of the repression...
  67. ncbi Negative control of the high light-inducible hliA gene and implications for the activities of the NblS sensor kinase in the cyanobacterium Synechococcus elongatus strain PCC 7942
    Anthony D Kappell
    Department of Biology, The University of Texas at Arlington, Arlington, TX 76019, USA
    Arch Microbiol 186:403-13. 2006
    The hliA gene of the cyanobacterium Synechococcus elongatus PCC 7942 is known to be upregulated by high-intensity light through the activity of the NblS sensor kinase...
  68. ncbi Effects of spontaneous mutations in PipX functions and regulatory complexes on the cyanobacterium Synechococcus elongatus strain PCC 7942
    Javier Espinosa
    Division de Genetica, Universidad de Alicante, Apartado 99, E 03080 Alicante, Spain
    Microbiology 156:1517-26. 2010
    In Synechococcus elongatus sp. PCC 7942, PipX forms complexes with P(II), a protein found in all three domains of life as an integrator of signals of the nitrogen and carbon balance, and with the cyanobacterial nitrogen regulator NtcA...
  69. pmc A novel allele of kaiA shortens the circadian period and strengthens interaction of oscillator components in the cyanobacterium Synechococcus elongatus PCC 7942
    You Chen
    Department of Biology, Texas A and M University, College Station, Texas 77843 3258, USA
    J Bacteriol 191:4392-400. 2009
    The basic circadian oscillator of the unicellular fresh water cyanobacterium Synechococcus elongatus PCC 7942, the model organism for cyanobacterial circadian clocks, consists of only three protein components: KaiA, KaiB, and KaiC...
  70. ncbi [The first protein map of Synechococcus sp. strain PCC 7942]
    O A Koksharova
    Mikrobiologiia 75:765-74. 2006
    The first protein map was developed of Synechococcus sp...
  71. ncbi Circadian timekeeping in Neurospora crassa and Synechococcus elongatus
    Susan K Crosthwaite
    University of Manchester, U K
    Essays Biochem 49:37-51. 2011
    At first, the saprophytic eukaryote Neurospora crassa and the photosynthetic prokaryote Synechococcus elongatus may seem to have little in common...
  72. ncbi Characterization of dnaJ multigene family in the cyanobacterium Synechococcus elongatus PCC 7942
    Masumi Sato
    Department of Bioscience, Tokyo University of Agriculture, Tokyo, Japan
    Biosci Biotechnol Biochem 71:1021-7. 2007
    The genome of the cyanobacterium Synechococcus elongatus PCC 7942 contains four dnaJ homologs, which are classified into three types based on domain structure...
  73. ncbi RbcX can function as a rubisco chaperonin, but is non-essential in Synechococcus PCC7942
    Daniel Emlyn-Jones
    Molecular Plant Physiology, Research School of Biological Sciences, The Australian National University, Canberra, ACT 2601, Australia
    Plant Cell Physiol 47:1630-40. 2006
    ..In Synechococcus PCC7942, however, rbcX is located >100 kb away from the rbcLS operon, providing an opportunity to examine the ..
  74. pmc Mechanism of 2-oxoglutarate signaling by the Synechococcus elongatus PII signal transduction protein
    Oleksandra Fokina
    Interfakultäres Institut für Mikrobiologie und Infektionsmedizin der Eberhard Karls Universität Tübingen, Auf der Morgenstelle 28, 72076 Tubingen, Germany
    Proc Natl Acad Sci U S A 107:19760-5. 2010
    ..Here we show structures of the Synechococcus elongatus P(II) protein in complex with ATP, Mg(2+), and 2-OG, which clarify how 2-OG affects P(II)-NAGK ..
  75. ncbi Ecological advantages from light adaptation and heterotrophic-like behavior in Synechococcus harvested from the Gulf of Trieste (Northern Adriatic Sea)
    Alessandro Paoli
    Department of Biological Oceanography, National Institute of Oceanography and Experimental Geophysics, Santa Croce, Trieste, Italy
    FEMS Microbiol Ecol 64:219-29. 2008
    ..on a picocyanobacterial mixed culture harvested from the Gulf of Trieste (Northern Adriatic) and identified as Synechococcus spp. both by transmission electron microscopy observations, biliprotein composition and molecular analyses...
  76. ncbi A novel signal transduction protein P(II) variant from Synechococcus elongatus PCC 7942 indicates a two-step process for NAGK-P(II) complex formation
    Oleksandra Fokina
    Interfakultäres Institut für Mikrobiologie und Infektionsmedizin der Eberhard Karls Universität Tübingen, Auf der Morgenstelle 28, 72076 Tubingen, Germany
    J Mol Biol 399:410-21. 2010
    ..In the cyanobacterium Synechococcus elongatus PCC 7942, P(II) binds ATP and 2-oxoglutarate (2-OG) in a synergistic manner, with the ATP binding ..
  77. ncbi Expression of foreign type I ribulose-1,5-bisphosphate carboxylase/ oxygenase (EC 4.1.1.39) stimulates photosynthesis in cyanobacterium Synechococcus PCC7942 cells
    T Iwaki
    Graduate School of Life and Environmental Sciences, Osaka Prefecture University, Gakuen cho 1 2, 599 8231 Osaka, Sakai, Japan
    Photosynth Res 88:287-97. 2006
    A reporter gene assay revealed that promoters derived from Synechococcus PCC7942 (S.7942) psbAI and Synechocystis PCC6803 (S.6803) psbAII were suitable for the expression of foreign ribulose-bisphosphate carboxylase (RuBisCO; EC 4.1.1...
  78. ncbi Large reallocations of carbon, nitrogen, and photosynthetic reductant among phycobilisomes, photosystems, and Rubisco during light acclimation in Synechococcus elongatus strain PCC7942 are constrained in cells under low environmental inorganic carbon
    Tyler D B MacKenzie
    Department of Biology, University of New Brunswick, Fredericton, New Brunswick E3B 6E1, Canada
    Arch Microbiol 183:190-202. 2005
    b>Synechococcus elongatus strain PCC7942 cells were grown in high or low environmental concentrations of inorganic C (high-C(i), low-C(i)) and subjected to a light shift from 50 micromol m(-2) s(-1) to 500 micromol m(-2) s(-1)...
  79. ncbi Control of ribosome synthesis during the cell division cycles of E. coli and Synechococcus
    Yukio Asato
    University of Massachusetts Dartmouth, N Dartmouth, Massachusetts 02747, USA
    Curr Issues Mol Biol 7:109-17. 2005
    ..In Synechococcus, a photoautotroph, ribosome synthesis occurs early in the cell cycle as programmed events under conditions ..
  80. ncbi Chromatophore genome sequence of Paulinella sheds light on acquisition of photosynthesis by eukaryotes
    Eva C M Nowack
    Botanical Institute, University of Cologne, Gyrhofstr 15, D 50931 Köln, Germany
    Curr Biol 18:410-8. 2008
    ..To clarify metabolic capabilities of the chromatophore and its state of integration into the host, we present here the complete genome sequence of the chromatophore...
  81. ncbi The rbcX gene product promotes the production and assembly of ribulose-1,5-bisphosphate carboxylase/oxygenase of Synechococcus sp. PCC7002 in Escherichia coli
    Takuo Onizuka
    Biological Science Laboratories, Toray Research Center, Inc, 1111 Tebiro, Kamakura, Kanagawa, 248 8555 Japan
    Plant Cell Physiol 45:1390-5. 2004
    The operon encoding ribulose-1,5-bisphosphate carboxylase/oxygenase (Rubisco) in the cyanobacterium Synechococcus sp. PCC7002 contains three rbc genes, rbcL, rbcX and rbcS, in this order...
  82. pmc Carbohydrate metabolism in mutants of the cyanobacterium Synechococcus elongatus PCC 7942 defective in glycogen synthesis
    Eiji Suzuki
    Department of Biological Production, Faculty of Bioresource Sciences, Akita Prefectural University, Akita 010 0195, Japan
    Appl Environ Microbiol 76:3153-9. 2010
    ..Mutants defective in each of these enzymes in Synechococcus elongatus PCC 7942 were constructed and characterized...
  83. ncbi ApcD is necessary for efficient energy transfer from phycobilisomes to photosystem I and helps to prevent photoinhibition in the cyanobacterium Synechococcus sp. PCC 7002
    Chunxia Dong
    State Key Lab of Protein and Plant Genetic Engineering, College of Life Sciences, Peking University, Beijing 100871, China
    Biochim Biophys Acta 1787:1122-8. 2009
    ..In this study the quantum efficiency of excitation energy transfer from PBS to PS I in the cyanobacterium Synechococcus sp...
  84. ncbi Whole-genome microarray analyses of Synechococcus-Vibrio interactions
    Vera Tai
    Marine Biology Research Division, Scripps Institution of Oceanography, University of California San Diego, La Jolla, CA 92093 0202, USA
    Environ Microbiol 11:2698-709. 2009
    ..whole-genome microarray analyses were used and revealed that several major metabolic pathways were affected in Synechococcus sp. WH8102, a model phototroph, when grown with Vibrio parahaemolyticus, a model heterotroph...
  85. pmc Use of inorganic and organic nitrogen by Synechococcus spp. and diatoms on the west Florida shelf as measured using stable isotope probing
    Boris Wawrik
    Department of Botany and Microbiology, University of Oklahoma, Norman, Oklahoma 73019 4110, USA
    Appl Environ Microbiol 75:6662-70. 2009
    ..In this study we used (15)N SIP methodology to assess the use of different nitrogen substrates by Synechococcus spp. and diatoms on the west Florida shelf...
  86. pmc Low taxon richness of bacterioplankton in high-altitude lakes of the eastern tibetan plateau, with a predominance of Bacteroidetes and Synechococcus spp
    Peng Xing
    State Key Laboratory of Lake Science and Environment, Nanjing Institute of Geography and Limnology, Chinese Academy of Sciences, East Beijing Road 73, Nanjing 210008, People s Republic of China
    Appl Environ Microbiol 75:7017-25. 2009
    ..Another characteristic of the investigated lakes was the predominance of Cyanobacteria (Synechococcus) and Bacteroidetes...
  87. ncbi The Calvin cycle in cyanobacteria is regulated by CP12 via the NAD(H)/NADP(H) ratio under light/dark conditions
    Masahiro Tamoi
    Department of Food and Nutrition, Faculty of Agriculture, Kinki University, Nakamachi, Nara 631 8505, Japan
    Plant J 42:504-13. 2005
    In Synechococcus PCC7942 cells grown in the dark, the concentrations of NAD(H) and NADP(H) were 128+/-2.5 and 483+/-4.0 microm, respectively, while those in the cells under light conditions were 100+/-5.0 and 649+/-7...
  88. pmc Biochemical bases of type IV chromatic adaptation in marine Synechococcus spp
    Craig Everroad
    Center for Ecology and Evolution, Department of Biology, University of Oregon, Eugene, Oregon 97403, USA
    J Bacteriol 188:3345-56. 2006
    ..However, the chromophore compositions of these polypeptides are not altered. Some marine Synechococcus species strains, which possess two PE forms (PEI and PEII), carry out another type of CA (type IV), occurring ..
  89. pmc Specific binding of D1 protein degradation products to the psbAI promoter in Synechococcus sp. strain PCC 7942
    Christian Stelljes
    Molekulare Pflanzenphysiologie, Universitat Bremen, Leobener Str, 28359 Bremen, Germany
    J Bacteriol 189:1722-6. 2007
    ..Additionally, C-terminal fragments of the D1 protein bind to a sequence with similarity to isiB, a gene which encodes a flavodoxin-like protein...
  90. pmc Selection and characterization of cyanophage resistance in marine Synechococcus strains
    Lauren I Stoddard
    Department of Biology, Roger Williams University, Bristol, RI 02809, USA
    Appl Environ Microbiol 73:5516-22. 2007
    ..Resistance to cooccurring cyanophages has been reported for natural communities of Synechococcus spp.; however, little is known about the nature of this resistance...
  91. ncbi UV-induced phycobilisome dismantling in the marine picocyanobacterium Synechococcus sp. WH8102
    Christophe Six
    Station Biologique, UMR 7144 CNRS et Université Pierre et Marie Curie, B P 74, 29682, Roscoff Cedex, France
    Photosynth Res 92:75-86. 2007
    The marine picocyanobacterium Synechococcus sp...
  92. ncbi A proteomic approach to the identification of the major virion structural proteins of the marine cyanomyovirus S-PM2
    Martha R J Clokie
    Department of Infection, Immunity and Inflammation, Maurice Shock Medical Sciences Building, University of Leicester, Leicester LE1 9HN, UK
    Microbiology 154:1775-82. 2008
    ..The virus infects ecologically important cyanobacteria of the genus Synechococcus that make a substantial contribution to primary production in the oceans...
  93. pmc Prevalence and evolution of core photosystem II genes in marine cyanobacterial viruses and their hosts
    Matthew B Sullivan
    Department of Civil and Environmental Engineering, Massachusetts Institute of Technology, Cambridge, Massachusetts, USA
    PLoS Biol 4:e234. 2006
    ..myoviruses and Prochlorococcus podoviruses, but could not be amplified from Prochlorococcus siphoviruses or Synechococcus podoviruses. Nearly all of the phages that encoded both psbA and psbD had broad host ranges...
  94. pmc Artificially evolved Synechococcus PCC6301 Rubisco variants exhibit improvements in folding and catalytic efficiency
    Dina N Greene
    Department of Biochemistry, Center for Fundamental and Applied Molecular Evolution, Emory University School of Medicine, Rollins Research Center, Atlanta, GA 30322, USA
    Biochem J 404:517-24. 2007
    ..Recently, the horizontal transfer of Calvin cycle genes (rbcL, rbcS and prkA) from cyanobacteria (Synechococcus PCC6301) to gamma-proteobacteria (Escherichia coli) was emulated in the laboratory...
  95. pmc Genome sequence, structural proteins, and capsid organization of the cyanophage Syn5: a "horned" bacteriophage of marine synechococcus
    Welkin H Pope
    Department of Biology, Massachusetts Institute of Technology, Cambridge MA 02139, USA
    J Mol Biol 368:966-81. 2007
    Marine Synechococcus spp and marine Prochlorococcus spp are numerically dominant photoautotrophs in the open oceans and contributors to the global carbon cycle...
  96. pmc Seasonal variations in virus-host populations in Norwegian coastal waters: focusing on the cyanophage community infecting marine Synechococcus spp
    Ruth Anne Sandaa
    University of Bergen, Department of Biology, P O Box 7800, N 5020 Bergen, Norway
    Appl Environ Microbiol 72:4610-8. 2006
    ..Using flow cytometry and real-time PCR, we focused in particular on one host-virus system: Synechococcus spp. and cyanophages...
  97. pmc Two members of a network of putative Na+/H+ antiporters are involved in salt and pH tolerance of the freshwater cyanobacterium Synechococcus elongatus
    Maria Billini
    Institute of Biology, National Centre for Scientific Research Demokritos, Aghia Paraskevi, 153 10 Athens, Greece
    J Bacteriol 190:6318-29. 2008
    b>Synechococcus elongatus strain PCC 7942 is an alkaliphilic cyanobacterium that tolerates a relatively high salt concentration as a freshwater microorganism...
  98. pmc Portal protein diversity and phage ecology
    Matthew B Sullivan
    Departments of Civil and Environmental Engineering, Massachusetts Institute of Technology, Cambridge, MA, USA
    Environ Microbiol 10:2810-23. 2008
    ..Previous studies, focusing on myophages that infect the marine cyanobacterium Synechococcus, have used the coliphage T4 portal-protein-encoding homologue, gene 20 (g20), as a diversity marker...
  99. pmc Structural insights into a circadian oscillator
    Carl Hirschie Johnson
    Department of Biological Sciences, Box 35 1634, Vanderbilt University, Nashville, TN 37235 1634, USA
    Science 322:697-701. 2008
    ..The conjunction of structural, biophysical, and biochemical approaches to this system reveals molecular mechanisms of biological timekeeping...
  100. ncbi Complete nucleotide sequence of the freshwater unicellular cyanobacterium Synechococcus elongatus PCC 6301 chromosome: gene content and organization
    Chieko Sugita
    Center for Gene Research, Nagoya University, Chikusa, Nagoya 464 8602, Japan
    Photosynth Res 93:55-67. 2007
    The entire genome of the unicellular cyanobacterium Synechococcus elongatus PCC 6301 (formerly Anacystis nidulans Berkeley strain 6301) was sequenced. The genome consisted of a circular chromosome 2,696,255 bp long...
  101. pmc Hourglass model for a protein-based circadian oscillator
    Eldon Emberly
    Physics Department, Simon Fraser University, Burnaby, British Columbia, Canada V5A 1S6
    Phys Rev Lett 96:038303. 2006
    ..Our results highlight the importance of collective assembly or disassembly of proteins in biochemical networks, and may help guide design of novel protein-based oscillators...

Research Grants24

  1. Structural Biology of the S. elongatus Circadian Clock
    Martin Egli; Fiscal Year: 2013
    ..We study the components of the biological clock in the prokaryotic cyanobacterium, Synechococcus elongatus, which programs many processes to conform optimally to the daily cycle, including photosynthesis, ..
  2. COORDINATION OF CIRCADIAN PHYSIOLOGY OF DIVERSE SPECIES
    Deborah Bell Pedersen; Fiscal Year: 2010
    ..cores and shared data, a common process could be studied in 4 instructive model systems: the cyanobacterium Synechococcus, the fungus Neurospora, the chick pineal gland, and the rodent suprachiasmatic nucleus (SCN)...
  3. Circadian gating of cell division by the cyanobacterial oscillator
    JOSEPH A POGLIANO; Fiscal Year: 2013
    ..The circadian control of cell division in the cyanobacterium Synechococcus elongatus provides an elegant system in which to address questions that probe the interactions of the clock, ..
  4. Design Principals of Photobiological Metabolism
    Daniel C Ducat; Fiscal Year: 2012
    ..To this end, I propose to examine the plasticity of electron flux from ferredoxin within the cyanobacterium Synechococcus elongatus PCC7942...
  5. Mathematical models of membrane biophysics and microbial locomotion
    George F Oster; Fiscal Year: 2013
    ..g. Flavobacteria), and (ii) the swimming of the cyanobacterium, Synechococcus. This work will be carried out in collaboration with the experimental laboratories of Professor D...
  6. THE PATHWAY THAT SETS THE CYANOBACTERIAL CIRCADIAN CLOCK
    Susan S Golden; Fiscal Year: 2013
    ..The specific aims address the mechanisms of each of these aspects of biological timing in the cyanobacterium Synechococcus elongatus, the simplest model organism known to have a 24-h biological (circadian) clock...
  7. Structure of Circadian Clock Complexes from Cyanobacteria by Three Dimensional EM
    Phoebe L Stewart; Fiscal Year: 2010
    ..and biochemical studies have identified three key clock proteins, KaiA, KaiB, and KaiC in the cyanobacterium Synechococcus elongatus...
  8. Regulation and Significance of Sustained Circadian Oscillations
    Carl Hirschie Johnson; Fiscal Year: 2013
    ..Testing this hypothesis will take advantage of the unique capabilities of the eubacteria Synechococcus elongatus (cyanobacterium) and E...
  9. The properties and evolvability of the cyanobacterial circadian genetic network
    Ryan K Shultzaberger; Fiscal Year: 2013
    ..probe the properties and evolution of the genetic network that underlies circadian rhythm in the cyanobacteria Synechococcus elongatus PCC 7942 to better understand the molecular mechanism of circadian regulation, its plasticity (..
  10. Coupling between Circadian Rhythms and Metaboilsm in Cyanobacteria
    MICHAEL RUST; Fiscal Year: 2013
    ..biochemical measurements with experimentally-driven mathematically modeling in the bacterial model organism Synechococcus elongatus to study the interlocking relationships between clocks, metabolism, and organismal fitness...
  11. CHARACTERIZATION OF RHEUMATOID ANTIGENS IN CYANOBACTERIA
    SHIRLEY KOVACS; Fiscal Year: 1991
    ..identifying anti-RNP, anti-Sm, and anti-m3G "cap" reactivity indicate that the procaryotic cyanobacterium, Synechococcus leopoliensis, may be such a source...
  12. Tertiary Structures of Circadian Clock Proteins by NMR
    Andy LiWang; Fiscal Year: 2006
    ..can be achieved by investigating the three-dimensional structures and dynamics of the clock proteins of Synechococcus elongatus, SasA, KaiA, KaiB and KaiC using nuclear magnetic resonance spectroscopy (NMR)...
  13. REGULATION OF BILIPROTEIN IN CYANOBACTERIA
    DONALD BRYANT; Fiscal Year: 2002
    ..Most of the proposed studies will be performed using Synechococcus sp...
  14. Screening for Chronotherapeutics Applied to Hypersomnia and Other Sleep Disorders
    Carl Johnson; Fiscal Year: 2008
    ..unreadable] [unreadable] [unreadable]..
  15. Novel ratiometric luminescence reporters for intracellular free calcium
    Carl Johnson; Fiscal Year: 2008
    ..As a test case, these probes will be applied to the topic of biological clocks that have an important influence over mental and physical health. [unreadable] [unreadable] [unreadable]..
  16. MOLECULAR/GENETIC ANALYSIS OF BIOLOGICAL CLOCKS
    Carl Johnson; Fiscal Year: 2003
    ..The long-term research goal is to understand the mechanism of this fascinating clockwork. ..
  17. BRET Interaction System for Circadian Clock Proteins
    Carl Johnson; Fiscal Year: 2005
    ..Our hypothesis is that clock protein interaction will not be simply a function of the protein abundance, but that there will be phase-specific interaction regulated by other factors than merely the proteins' abundance. ..
  18. Cell-permeant Clock Proteins
    Carl Johnson; Fiscal Year: 2003
    ..abstract_text> ..
  19. MOLECULAR/GENETIC ANALYSIS OF BIOLOGICAL CLOCKS IN CELLS
    Carl Johnson; Fiscal Year: 2005
    ..Downstream events in the transduction of entraining signals will be studied in mammalian cells (CREB/CBP, cADPR) and model systems (cADPR, ZGT gene) to characterize the phase-resetting pathway. ..
  20. Regulation of West Nile virus gene expression
    Theo Dreher; Fiscal Year: 2004
    ..Our studies will also be applicable to other flaviviruses for which there is at present no vaccine, including dengue virus. ..
  21. Upstream ORFs: A general strategy for virus attenuation
    Theo Dreher; Fiscal Year: 2006
    ..abstract_text> ..
  22. Structure Prediction of Helical Transmembrane Proteins
    Ying Xu; Fiscal Year: 2010
    ..The predicted structural information for these proteins could provide a basis for understanding and controlling this disease. ..
  23. Microbial Correlates of Bacterial Vaginosis Treatment Failure and Recurrence in H
    Michael Ferris; Fiscal Year: 2008
    ..Significance: The results should lead to more effective methods of diagnosing and treating BV, and preventing the serious sequelae associated with this common syndrome. ..