Catalysis of proline isomerization and molecular chaperone activity in a tug-of-war

Cyclophilin A (CypA) is a peptidylprolyl isomerase that also has chaperone activity and interacts with the intrinsically disordered protein α-Synuclein (aSyn). Here, the authors combine NMR measurements and biochemical experiments to characterise the interplay between the catalysis of proline isomer...

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Main Authors: Filippo Favretto, David Flores, Jeremy D. Baker, Timo Strohäker, Loren B. Andreas, Laura J. Blair, Stefan Becker, Markus Zweckstetter
Format: Article
Language:English
Published: Nature Portfolio 2020-11-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-020-19844-0
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author Filippo Favretto
David Flores
Jeremy D. Baker
Timo Strohäker
Loren B. Andreas
Laura J. Blair
Stefan Becker
Markus Zweckstetter
author_facet Filippo Favretto
David Flores
Jeremy D. Baker
Timo Strohäker
Loren B. Andreas
Laura J. Blair
Stefan Becker
Markus Zweckstetter
author_sort Filippo Favretto
collection DOAJ
description Cyclophilin A (CypA) is a peptidylprolyl isomerase that also has chaperone activity and interacts with the intrinsically disordered protein α-Synuclein (aSyn). Here, the authors combine NMR measurements and biochemical experiments to characterise the interplay between the catalysis of proline isomerization and molecular chaperone activity of CypA and find that both activities have opposing effects on aSyn and further show that the that cis/trans isomerization outpowers the holding activity of CypA.
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spelling doaj.art-f754601d5f914b7aaa2c4a5fef0fc9ba2022-12-21T19:27:39ZengNature PortfolioNature Communications2041-17232020-11-0111111210.1038/s41467-020-19844-0Catalysis of proline isomerization and molecular chaperone activity in a tug-of-warFilippo Favretto0David Flores1Jeremy D. Baker2Timo Strohäker3Loren B. Andreas4Laura J. Blair5Stefan Becker6Markus Zweckstetter7German Center for Neurodegenerative Diseases (DZNE)German Center for Neurodegenerative Diseases (DZNE)Department of Molecular Medicine, Morsani College of Medicine, USF Health Byrd Alzheimer’s Institute, University of South FloridaGerman Center for Neurodegenerative Diseases (DZNE)Department for NMR-based Structural Biology, Max Planck Institute for Biophysical ChemistryDepartment of Molecular Medicine, Morsani College of Medicine, USF Health Byrd Alzheimer’s Institute, University of South FloridaDepartment for NMR-based Structural Biology, Max Planck Institute for Biophysical ChemistryGerman Center for Neurodegenerative Diseases (DZNE)Cyclophilin A (CypA) is a peptidylprolyl isomerase that also has chaperone activity and interacts with the intrinsically disordered protein α-Synuclein (aSyn). Here, the authors combine NMR measurements and biochemical experiments to characterise the interplay between the catalysis of proline isomerization and molecular chaperone activity of CypA and find that both activities have opposing effects on aSyn and further show that the that cis/trans isomerization outpowers the holding activity of CypA.https://doi.org/10.1038/s41467-020-19844-0
spellingShingle Filippo Favretto
David Flores
Jeremy D. Baker
Timo Strohäker
Loren B. Andreas
Laura J. Blair
Stefan Becker
Markus Zweckstetter
Catalysis of proline isomerization and molecular chaperone activity in a tug-of-war
Nature Communications
title Catalysis of proline isomerization and molecular chaperone activity in a tug-of-war
title_full Catalysis of proline isomerization and molecular chaperone activity in a tug-of-war
title_fullStr Catalysis of proline isomerization and molecular chaperone activity in a tug-of-war
title_full_unstemmed Catalysis of proline isomerization and molecular chaperone activity in a tug-of-war
title_short Catalysis of proline isomerization and molecular chaperone activity in a tug-of-war
title_sort catalysis of proline isomerization and molecular chaperone activity in a tug of war
url https://doi.org/10.1038/s41467-020-19844-0
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