Molecular Analysis of Cellulose Biosynthesis in <i>Arabidopsis</i>

  • Tony Arioli
    T. Arioli, J. Burn, R. Birch, J. Glover, Cooperative Research Centre for Plant Science, Australian National University, Post Office Box 475, Canberra, ACT 2601, Australia.
  • Liangcai Peng
    T. Arioli, J. Burn, R. Birch, J. Glover, Cooperative Research Centre for Plant Science, Australian National University, Post Office Box 475, Canberra, ACT 2601, Australia.
  • Andreas S. Betzner
    T. Arioli, J. Burn, R. Birch, J. Glover, Cooperative Research Centre for Plant Science, Australian National University, Post Office Box 475, Canberra, ACT 2601, Australia.
  • Joanne Burn
    T. Arioli, J. Burn, R. Birch, J. Glover, Cooperative Research Centre for Plant Science, Australian National University, Post Office Box 475, Canberra, ACT 2601, Australia.
  • Werner Wittke
    T. Arioli, J. Burn, R. Birch, J. Glover, Cooperative Research Centre for Plant Science, Australian National University, Post Office Box 475, Canberra, ACT 2601, Australia.
  • Werner Herth
    T. Arioli, J. Burn, R. Birch, J. Glover, Cooperative Research Centre for Plant Science, Australian National University, Post Office Box 475, Canberra, ACT 2601, Australia.
  • Christine Camilleri
    T. Arioli, J. Burn, R. Birch, J. Glover, Cooperative Research Centre for Plant Science, Australian National University, Post Office Box 475, Canberra, ACT 2601, Australia.
  • Herman Höfte
    T. Arioli, J. Burn, R. Birch, J. Glover, Cooperative Research Centre for Plant Science, Australian National University, Post Office Box 475, Canberra, ACT 2601, Australia.
  • Jacek Plazinski
    T. Arioli, J. Burn, R. Birch, J. Glover, Cooperative Research Centre for Plant Science, Australian National University, Post Office Box 475, Canberra, ACT 2601, Australia.
  • Rosemary Birch
    T. Arioli, J. Burn, R. Birch, J. Glover, Cooperative Research Centre for Plant Science, Australian National University, Post Office Box 475, Canberra, ACT 2601, Australia.
  • Ann Cork
    T. Arioli, J. Burn, R. Birch, J. Glover, Cooperative Research Centre for Plant Science, Australian National University, Post Office Box 475, Canberra, ACT 2601, Australia.
  • Julie Glover
    T. Arioli, J. Burn, R. Birch, J. Glover, Cooperative Research Centre for Plant Science, Australian National University, Post Office Box 475, Canberra, ACT 2601, Australia.
  • John Redmond
    T. Arioli, J. Burn, R. Birch, J. Glover, Cooperative Research Centre for Plant Science, Australian National University, Post Office Box 475, Canberra, ACT 2601, Australia.
  • Richard E. Williamson
    T. Arioli, J. Burn, R. Birch, J. Glover, Cooperative Research Centre for Plant Science, Australian National University, Post Office Box 475, Canberra, ACT 2601, Australia.

抄録

<jats:p> Cellulose, an abundant, crystalline polysaccharide, is central to plant morphogenesis and to many industries. Chemical and ultrastructural analyses together with map-based cloning indicate that the <jats:italic>RSW1</jats:italic> locus of <jats:italic>Arabidopsis</jats:italic> encodes the catalytic subunit of cellulose synthase. The cloned gene complements the <jats:italic>rsw1</jats:italic> mutant whose temperature-sensitive allele is changed in one amino acid. The mutant allele causes a specific reduction in cellulose synthesis, accumulation of noncrystalline β-1,4-glucan, disassembly of cellulose synthase, and widespread morphological abnormalities. Microfibril crystallization may require proper assembly of the <jats:italic>RSW1</jats:italic> gene product into synthase complexes whereas glucan biosynthesis per se does not. </jats:p>

収録刊行物

  • Science

    Science 279 (5351), 717-720, 1998-01-30

    American Association for the Advancement of Science (AAAS)

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