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The polypeptide 310-helix.

C Toniolo1, E Benedetti

  • 1CNR, Department of Organic Chemistry, University of Padova, Italy.

Trends in Biochemical Sciences
|September 1, 1991
PubMed
Summary
This summary is machine-generated.

The 310-helix, a polypeptide structure, is gaining attention in biochemistry and crystallography. It is the third main structure in globular proteins, now studied at atomic resolution.

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Area of Science:

  • Biochemistry
  • Structural Biology
  • Protein Crystallography

Background:

  • The 310-helix is a polypeptide secondary structure predicted 50 years ago.
  • It is the third principal structure found in globular proteins.
  • Recent advances have enabled its study at atomic resolution.

Purpose of the Study:

  • To highlight the growing interest in the 310-helix structure.
  • To discuss its significance as a globular protein component.
  • To review its atomic-level characterization in peptides and antibiotics.

Main Methods:

  • Structural analysis of model peptides.
  • Protein crystallography of peptaibol antibiotics.
  • High-resolution structural determination.

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Main Results:

  • The 310-helix has been described at atomic resolution.
  • Its presence is confirmed in various biological contexts.
  • Characterization in model systems and natural products is advancing.

Conclusions:

  • The 310-helix is an increasingly important secondary structure in proteins.
  • Advanced techniques allow for detailed atomic-level understanding.
  • Further research is warranted to explore its roles and properties.