🔬 Discovery

Ribosome and its atomic structure

Ribosoma como fábrica de proteínas y su estructura atómica

Date
1955-2000 · confidence high
Place
Rockefeller Institute, New York (Palade) / Weizmann, Yale, MRC Cambridge (structure)
Credited to
George Palade (1955); Ada Yonath, Venki Ramakrishnan, Thomas Steitz (structure, 2000)
People
👤 Ada Yonath1939–2026👤 George Palade1912–2008👤 Thomas Arthur Steitz1940–2018👤 Venkatraman Ramakrishnan1952–
Field
Life & health

What was discovered

Palade identified under the electron microscope the particles where proteins are synthesised; in 2000 its atomic structure was solved, showing that RNA catalyses the peptide bond (ribozyme).

Nobel Prize 1974 (Palade) and 2009 (Yonath, Ramakrishnan, Steitz).

What it led to

  • ultrastructural cell biology
  • the mechanism of action of half of all antibiotics
  • the RNA world hypothesis
  • antibiotic design
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Built on

Made possible

  • applied cryo-electron microscopy

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