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Fast events in protein folding

W A Eaton1, P A Thompson, C K Chan

  • 1National Institute of Diabetes, Digestive and Kidney Diseases, National Institutes of Health, Bethesda, Maryland 20892-0520, USA.

Structure (London, England : 1993)
|October 15, 1996
PubMed
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New kinetic experiments reveal early protein folding events like secondary structure formation and collapse on submillisecond timescales. These findings offer insights into protein folding mechanisms via statistical energy landscape theory.

Area of Science:

  • Biochemistry
  • Biophysics
  • Structural Biology

Background:

  • Protein folding is a fundamental problem in biochemistry.
  • Understanding protein folding mechanisms is crucial for molecular biology and medicine.

Purpose of the Study:

  • To investigate protein folding mechanisms on the submillisecond timescale.
  • To provide insights into early folding events using novel kinetic experiments.

Main Methods:

  • Utilized a new generation of kinetic experiments.
  • Explored protein folding dynamics on the submillisecond time scale.

Main Results:

  • Observed early protein folding processes including secondary structure formation.
  • Documented local hydrophobic collapse and global collapse to compact states.

Related Experiment Videos

  • Characterized fast barrier crossings to the native state.

    • Conclusions:

    • The study provides the first glimpse into submillisecond protein folding dynamics.
    • Results are discussed within the framework of statistical energy landscape theory.
    • Advances our understanding of the fundamental principles governing protein folding.