Structural elements in the flexible tail of the co-chaperone p23 coordinate client binding and progression of the Hsp90 chaperone cycle

p23 is a co-chaperone of Hsp90 but its mode of action is mechanistically not well understood. Here, the authors combine in vitro and yeast in vivo assays, biochemical measurements and NMR experiments to characterize p23 and identify two conserved helical elements in the intrinsically disordered C-te...

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Main Authors: Maximilian M. Biebl, Abraham Lopez, Alexandra Rehn, Lee Freiburger, Jannis Lawatscheck, Birgit Blank, Michael Sattler, Johannes Buchner
Format: Article
Language:English
Published: Nature Portfolio 2021-02-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-021-21063-0
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author Maximilian M. Biebl
Abraham Lopez
Alexandra Rehn
Lee Freiburger
Jannis Lawatscheck
Birgit Blank
Michael Sattler
Johannes Buchner
author_facet Maximilian M. Biebl
Abraham Lopez
Alexandra Rehn
Lee Freiburger
Jannis Lawatscheck
Birgit Blank
Michael Sattler
Johannes Buchner
author_sort Maximilian M. Biebl
collection DOAJ
description p23 is a co-chaperone of Hsp90 but its mode of action is mechanistically not well understood. Here, the authors combine in vitro and yeast in vivo assays, biochemical measurements and NMR experiments to characterize p23 and identify two conserved helical elements in the intrinsically disordered C-terminal tail of p23 that together with the folded domain of p23 regulate the Hsp90 ATPase activity and affect the binding and maturation of Hsp90 clients.
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spelling doaj.art-a9b045045e0840e9b855e22c23e4ac092022-12-21T21:53:02ZengNature PortfolioNature Communications2041-17232021-02-0112111310.1038/s41467-021-21063-0Structural elements in the flexible tail of the co-chaperone p23 coordinate client binding and progression of the Hsp90 chaperone cycleMaximilian M. Biebl0Abraham Lopez1Alexandra Rehn2Lee Freiburger3Jannis Lawatscheck4Birgit Blank5Michael Sattler6Johannes Buchner7Department of Chemistry, Technische Universität MünchenDepartment of Chemistry, Technische Universität MünchenDepartment of Chemistry, Technische Universität MünchenDepartment of Chemistry, Technische Universität MünchenDepartment of Chemistry, Technische Universität MünchenDepartment of Chemistry, Technische Universität MünchenDepartment of Chemistry, Technische Universität MünchenDepartment of Chemistry, Technische Universität Münchenp23 is a co-chaperone of Hsp90 but its mode of action is mechanistically not well understood. Here, the authors combine in vitro and yeast in vivo assays, biochemical measurements and NMR experiments to characterize p23 and identify two conserved helical elements in the intrinsically disordered C-terminal tail of p23 that together with the folded domain of p23 regulate the Hsp90 ATPase activity and affect the binding and maturation of Hsp90 clients.https://doi.org/10.1038/s41467-021-21063-0
spellingShingle Maximilian M. Biebl
Abraham Lopez
Alexandra Rehn
Lee Freiburger
Jannis Lawatscheck
Birgit Blank
Michael Sattler
Johannes Buchner
Structural elements in the flexible tail of the co-chaperone p23 coordinate client binding and progression of the Hsp90 chaperone cycle
Nature Communications
title Structural elements in the flexible tail of the co-chaperone p23 coordinate client binding and progression of the Hsp90 chaperone cycle
title_full Structural elements in the flexible tail of the co-chaperone p23 coordinate client binding and progression of the Hsp90 chaperone cycle
title_fullStr Structural elements in the flexible tail of the co-chaperone p23 coordinate client binding and progression of the Hsp90 chaperone cycle
title_full_unstemmed Structural elements in the flexible tail of the co-chaperone p23 coordinate client binding and progression of the Hsp90 chaperone cycle
title_short Structural elements in the flexible tail of the co-chaperone p23 coordinate client binding and progression of the Hsp90 chaperone cycle
title_sort structural elements in the flexible tail of the co chaperone p23 coordinate client binding and progression of the hsp90 chaperone cycle
url https://doi.org/10.1038/s41467-021-21063-0
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