B Brahamsha

Summary

Affiliation: University of California
Country: USA

Publications

  1. ncbi request reprint Non-flagellar swimming in marine Synechococcus
    B Brahamsha
    Marine Biology Research Division, Scripps Institution of Oceanography, University of California, San Diego, La Jolla 92093 0202, USA
    J Mol Microbiol Biotechnol 1:59-62. 1999
  2. pmc A genetic manipulation system for oceanic cyanobacteria of the genus Synechococcus
    B Brahamsha
    Center for Marine Biotechnology and Biomedicine, Scripps Institution of Oceanography, University of California, San Diego, La Jolla 92093 0202, USA
    Appl Environ Microbiol 62:1747-51. 1996
  3. pmc An abundant cell-surface polypeptide is required for swimming by the nonflagellated marine cyanobacterium Synechococcus
    B Brahamsha
    Center for Marine Biotechnology and Biomedicine, Scripps Institution of Oceanography, University of California at San Diego, La Jolla 92093 0202, USA
    Proc Natl Acad Sci U S A 93:6504-9. 1996
  4. pmc Swimming motility mutants of marine Synechococcus affected in production and localization of the S-layer protein SwmA
    J McCarren
    Marine Biology Research Division, Scripps Institution of Oceanography, University of California, San Diego, La Jolla, CA 92093 0202, USA
    J Bacteriol 191:1111-4. 2009
  5. ncbi request reprint The genome of a motile marine Synechococcus
    B Palenik
    Marine Biology Research Division, Scripps Institution of Oceanography, University of California, San Diego, La Jolla, California 92093 0202, USA
    Nature 424:1037-42. 2003
  6. pmc SwmB, a 1.12-megadalton protein that is required for nonflagellar swimming motility in Synechococcus
    J McCarren
    Marine Biology Research Division, Scripps Institution of Oceanography, University of California, San Diego, La Jolla, CA 92093 0202, USA
    J Bacteriol 189:1158-62. 2007
  7. pmc Transposon mutagenesis in a marine synechococcus strain: isolation of swimming motility mutants
    J McCarren
    Marine Biology Research Division, Scripps Institution of Oceanography, University of California, San Diego, La Jolla, CA 92093 0202, USA
    J Bacteriol 187:4457-62. 2005
  8. pmc Inactivation of swmA results in the loss of an outer cell layer in a swimming synechococcus strain
    J McCarren
    Marine Biology Research Division, Scripps Institution of Oceanography, University of California San Diego, 3135 Hubbs Hall, 8750 Biological Grade, La Jolla, CA 92093 0202, USA
    J Bacteriol 187:224-30. 2005
  9. pmc Genetic identification of a high-affinity Ni transporter and the transcriptional response to Ni deprivation in Synechococcus sp. strain WH8102
    C L Dupont
    Scripps Institution of Oceanography, University of California, San Diego, San Diego, California, USA
    Appl Environ Microbiol 78:7822-32. 2012
  10. pmc Swimming marine Synechococcus strains with widely different photosynthetic pigment ratios form a monophyletic group
    G Toledo
    Marine Biology Research Division, Scripps Institution of Oceanography, University of California, San Diego, La Jolla, California 92093 0202, USA
    Appl Environ Microbiol 65:5247-51. 1999

Collaborators

Detail Information

Publications13

  1. ncbi request reprint Non-flagellar swimming in marine Synechococcus
    B Brahamsha
    Marine Biology Research Division, Scripps Institution of Oceanography, University of California, San Diego, La Jolla 92093 0202, USA
    J Mol Microbiol Biotechnol 1:59-62. 1999
    ..These developments, as well as the future research directions they suggest, are discussed...
  2. pmc A genetic manipulation system for oceanic cyanobacteria of the genus Synechococcus
    B Brahamsha
    Center for Marine Biotechnology and Biomedicine, Scripps Institution of Oceanography, University of California, San Diego, La Jolla 92093 0202, USA
    Appl Environ Microbiol 62:1747-51. 1996
    ..Dolganov and A. R. Grossman, J. Bacteriol. 175:7644-7651, 1993; N. F. Tsinoremas, A. K. Kutach, C. A. Strayer, and S. S. Golden, J. Bacteriol. 176:6764-6768, 1994) has been applied to these organisms...
  3. pmc An abundant cell-surface polypeptide is required for swimming by the nonflagellated marine cyanobacterium Synechococcus
    B Brahamsha
    Center for Marine Biotechnology and Biomedicine, Scripps Institution of Oceanography, University of California at San Diego, La Jolla 92093 0202, USA
    Proc Natl Acad Sci U S A 93:6504-9. 1996
    ..Insertional inactivation of swmA in Synechococcus sp. strain WH8102 results in a loss of the ability to translocate, although the mutant strain, Swm-1, generates torque. This suggests that SwmA functions in the generation of thrust...
  4. pmc Swimming motility mutants of marine Synechococcus affected in production and localization of the S-layer protein SwmA
    J McCarren
    Marine Biology Research Division, Scripps Institution of Oceanography, University of California, San Diego, La Jolla, CA 92093 0202, USA
    J Bacteriol 191:1111-4. 2009
    ..An analysis of mutations in seven genes at two loci in the Synechococcus sp. strain WH8102 genome indicates that a multicomponent transporter and glycosyltransferases are required for the production and proper localization of SwmA...
  5. ncbi request reprint The genome of a motile marine Synechococcus
    B Palenik
    Marine Biology Research Division, Scripps Institution of Oceanography, University of California, San Diego, La Jolla, California 92093 0202, USA
    Nature 424:1037-42. 2003
    ..On the basis of its genome, WH8102 is more of a generalist than two related marine cyanobacteria...
  6. pmc SwmB, a 1.12-megadalton protein that is required for nonflagellar swimming motility in Synechococcus
    J McCarren
    Marine Biology Research Division, Scripps Institution of Oceanography, University of California, San Diego, La Jolla, CA 92093 0202, USA
    J Bacteriol 189:1158-62. 2007
    ..This highly repetitive 1.12-MDa polypeptide is associated with the cell surface, where it is arranged in a punctate manner. Inactivation of swmB does not affect the localization of SwmA, an S-layer protein also required for swimming...
  7. pmc Transposon mutagenesis in a marine synechococcus strain: isolation of swimming motility mutants
    J McCarren
    Marine Biology Research Division, Scripps Institution of Oceanography, University of California, San Diego, La Jolla, CA 92093 0202, USA
    J Bacteriol 187:4457-62. 2005
    ..Included within these clusters are several multicomponent transport systems as well as a number of glycosyltransferases...
  8. pmc Inactivation of swmA results in the loss of an outer cell layer in a swimming synechococcus strain
    J McCarren
    Marine Biology Research Division, Scripps Institution of Oceanography, University of California San Diego, 3135 Hubbs Hall, 8750 Biological Grade, La Jolla, CA 92093 0202, USA
    J Bacteriol 187:224-30. 2005
    ..In addition, the work presented here describes the envelope structure of a model swimming cyanobacterium...
  9. pmc Genetic identification of a high-affinity Ni transporter and the transcriptional response to Ni deprivation in Synechococcus sp. strain WH8102
    C L Dupont
    Scripps Institution of Oceanography, University of California, San Diego, San Diego, California, USA
    Appl Environ Microbiol 78:7822-32. 2012
    ..Both sodT::sodB and sodN::sodB lines exhibited an impaired ability to grow at low Fe concentrations. We propose a posttranslational allosteric SodT regulation involving the binding of Ni to a histidine-rich intracellular protein loop...
  10. pmc Swimming marine Synechococcus strains with widely different photosynthetic pigment ratios form a monophyletic group
    G Toledo
    Marine Biology Research Division, Scripps Institution of Oceanography, University of California, San Diego, La Jolla, California 92093 0202, USA
    Appl Environ Microbiol 65:5247-51. 1999
    ..These findings indicate that the PUB/PEB pigment ratio is not a useful characteristic for defining phylogenetic groups of marine Synechococcus strains...
  11. ncbi request reprint The marine cyanobacterium Synechococcus sp. WH7805 requires urease (urea amidohydrolase, EC 3.5.1.5) to utilize urea as a nitrogen source: molecular-genetic and biochemical analysis of the enzyme
    J L Collier
    Marine Biology Research Division, Scripps Institution of Oceanography, University of California, San Diego, La Jolla 92093 0202, USA
    Microbiology 145:447-59. 1999
    ....
  12. pmc Identification of multiple RNA polymerase sigma factor homologs in the cyanobacterium Anabaena sp. strain PCC 7120: cloning, expression, and inactivation of the sigB and sigC genes
    B Brahamsha
    Department of Molecular Genetics and Cell Biology, University of Chicago, Illinois 60637
    J Bacteriol 174:7273-82. 1992
    ..sigB and sigC mRNAs are detectable only under nitrogen-limiting conditions. Insertional inactivation of sigB and sigC indicates that neither gene alone is essential for nitrogen fixation or heterocyst differentiation...
  13. pmc Isolation and characterization of the gene encoding the principal sigma factor of the vegetative cell RNA polymerase from the cyanobacterium Anabaena sp. strain PCC 7120
    B Brahamsha
    Department of Molecular Genetics and Cell Biology, University of Chicago, Illinois 60637
    J Bacteriol 173:2442-50. 1991
    ..Continued or enhanced transcription of sigA under nitrogen starvation conditions is consistent with the observation that the principal RNA polymerase in differentiating cells contains SigA...