Quantitative mass imaging of single biological macromolecules

  • Gavin Young
    Physical and Theoretical Chemistry Laboratory, Department of Chemistry, University of Oxford, South Parks Road, Oxford OX1 3QZ, UK.
  • Nikolas Hundt
    Physical and Theoretical Chemistry Laboratory, Department of Chemistry, University of Oxford, South Parks Road, Oxford OX1 3QZ, UK.
  • Daniel Cole
    Physical and Theoretical Chemistry Laboratory, Department of Chemistry, University of Oxford, South Parks Road, Oxford OX1 3QZ, UK.
  • Adam Fineberg
    Physical and Theoretical Chemistry Laboratory, Department of Chemistry, University of Oxford, South Parks Road, Oxford OX1 3QZ, UK.
  • Joanna Andrecka
    Physical and Theoretical Chemistry Laboratory, Department of Chemistry, University of Oxford, South Parks Road, Oxford OX1 3QZ, UK.
  • Andrew Tyler
    Physical and Theoretical Chemistry Laboratory, Department of Chemistry, University of Oxford, South Parks Road, Oxford OX1 3QZ, UK.
  • Anna Olerinyova
    Physical and Theoretical Chemistry Laboratory, Department of Chemistry, University of Oxford, South Parks Road, Oxford OX1 3QZ, UK.
  • Ayla Ansari
    Physical and Theoretical Chemistry Laboratory, Department of Chemistry, University of Oxford, South Parks Road, Oxford OX1 3QZ, UK.
  • Erik G. Marklund
    Department of Chemistry Biomedicinskt Centrum, Uppsala University, Box 576, 75123 Uppsala, Sweden.
  • Miranda P. Collier
    Physical and Theoretical Chemistry Laboratory, Department of Chemistry, University of Oxford, South Parks Road, Oxford OX1 3QZ, UK.
  • Shane A. Chandler
    Physical and Theoretical Chemistry Laboratory, Department of Chemistry, University of Oxford, South Parks Road, Oxford OX1 3QZ, UK.
  • Olga Tkachenko
    Physical and Theoretical Chemistry Laboratory, Department of Chemistry, University of Oxford, South Parks Road, Oxford OX1 3QZ, UK.
  • Joel Allen
    Oxford Glycobiology Institute, Department of Biochemistry, University of Oxford, Oxford OX1 3QU, UK.
  • Max Crispin
    Oxford Glycobiology Institute, Department of Biochemistry, University of Oxford, Oxford OX1 3QU, UK.
  • Neil Billington
    Cell Biology and Physiology Center, National Heart, Lung and Blood Institute (NHLBI), Bethesda, MD 20892, USA.
  • Yasuharu Takagi
    Cell Biology and Physiology Center, National Heart, Lung and Blood Institute (NHLBI), Bethesda, MD 20892, USA.
  • James R. Sellers
    Cell Biology and Physiology Center, National Heart, Lung and Blood Institute (NHLBI), Bethesda, MD 20892, USA.
  • Cédric Eichmann
    In-Cell NMR Laboratory, Department of NMR-supported Structural Biology, Leibniz Institute of Molecular Pharmacology (FMP Berlin), Robert-Rössle Straße 10, 13125 Berlin, Germany.
  • Philipp Selenko
    In-Cell NMR Laboratory, Department of NMR-supported Structural Biology, Leibniz Institute of Molecular Pharmacology (FMP Berlin), Robert-Rössle Straße 10, 13125 Berlin, Germany.
  • Lukas Frey
    Laboratory of Physical Chemistry, Department of Chemistry and Applied Biosciences, ETH Zürich, 8093 Zürich, Switzerland.
  • Roland Riek
    Laboratory of Physical Chemistry, Department of Chemistry and Applied Biosciences, ETH Zürich, 8093 Zürich, Switzerland.
  • Martin R. Galpin
    Physical and Theoretical Chemistry Laboratory, Department of Chemistry, University of Oxford, South Parks Road, Oxford OX1 3QZ, UK.
  • Weston B. Struwe
    Physical and Theoretical Chemistry Laboratory, Department of Chemistry, University of Oxford, South Parks Road, Oxford OX1 3QZ, UK.
  • Justin L. P. Benesch
    Physical and Theoretical Chemistry Laboratory, Department of Chemistry, University of Oxford, South Parks Road, Oxford OX1 3QZ, UK.
  • Philipp Kukura
    Physical and Theoretical Chemistry Laboratory, Department of Chemistry, University of Oxford, South Parks Road, Oxford OX1 3QZ, UK.

説明

<jats:title>Watching proteins' weight</jats:title> <jats:p> Careful measurements of light scattering can provide information on individual macromolecules and complexes. Young <jats:italic>et al.</jats:italic> used a light-scattering approach for accurate mass determination of proteins as small as 20 kDa (see the Perspective by Lee and Klenerman). Movies of protein complex association and dissociation were analyzed to extract biophysical parameters from single molecules and assemblies without labeling. Using this approach, the authors determined in vitro kinetics of fibril and aggregate growth and association constants for a complex protein-glycoprotein assembly. </jats:p> <jats:p> <jats:italic>Science</jats:italic> , this issue p. <jats:related-article xmlns:xlink="http://www.w3.org/1999/xlink" ext-link-type="doi" issue="6387" page="423" related-article-type="in-this-issue" vol="360" xlink:href="10.1126/science.aar5839">423</jats:related-article> ; see also p. <jats:related-article xmlns:xlink="http://www.w3.org/1999/xlink" ext-link-type="doi" issue="6387" page="378" related-article-type="in-this-issue" vol="360" xlink:href="10.1126/science.aat5851">378</jats:related-article> </jats:p>

収録刊行物

  • Science

    Science 360 (6387), 423-427, 2018-04-27

    American Association for the Advancement of Science (AAAS)

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