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Related Experiment Videos

Prolyl isomerases in yeast.

Miguel Arevalo-Rodriguez1, Xiaoyun Wu, Steven D Hanes

  • 1Department of Molecular Genetics and Microbiology, Howard Hughes Medical Institute, Duke University Medical Center, Durham, NC 27710, USA.

Frontiers in Bioscience : a Journal and Virtual Library
|September 9, 2004
PubMed
Summary

Prolyl isomerases, including cyclophilins, FKBPs, and parvulins, are crucial enzymes in yeast. Studying these proteins in Saccharomyces cerevisiae offers valuable insights into their diverse cellular roles and drug interactions.

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Area of Science:

  • Biochemistry
  • Molecular Biology
  • Yeast Genetics

Background:

  • Prolyl isomerases catalyze essential cis-trans isomerization of peptidyl-prolyl bonds.
  • These enzymes belong to three distinct protein families: cyclophilins, FKBPs, and parvulins.
  • Saccharomyces cerevisiae encodes eight cyclophilins, four FKBPs, and one parvulin.

Purpose of the Study:

  • To review the current knowledge of prolyl isomerases in Saccharomyces cerevisiae.
  • To highlight the significance of yeast as a model organism for studying these enzymes.
  • To explore the conserved roles of prolyl isomerases from yeast to humans.

Main Methods:

  • Genomic analysis of Saccharomyces cerevisiae to identify prolyl isomerase families.
  • Literature review of studies on prolyl isomerases in yeast.

Related Experiment Videos

  • Comparative analysis of conserved prolyl isomerases (e.g., cyclophilin A, FKBP12).

    • Main Results:

    • Saccharomyces cerevisiae possesses a diverse set of prolyl isomerases.
    • Cyclophilin A and FKBP12 are conserved across species and mediate drug actions.
    • Yeast prolyl isomerases are critical for understanding fundamental cellular functions.

    Conclusions:

    • The study of prolyl isomerases in Saccharomyces cerevisiae is invaluable for elucidating their functions.
    • These enzymes play diverse and crucial cellular roles.
    • Yeast serves as a powerful model for investigating conserved biological processes involving prolyl isomerases.