Evidence map›Paper›PMID 27032695›Full record

ArticleScientific reports2016

Molecular Dynamics Simulations Reveal the Mechanisms of Allosteric Activation of Hsp90 by Designed Ligands.

Gerolamo Vettoretti, Elisabetta Moroni, Sara Sattin, Jiahui Tao, David A Agard, Anna Bernardi, Giorgio Colombo

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers.

0numbers the graph read from it
0cells of the map it votes in
33citing papers in PubMed
7.0field-weighted citation impact, top 3% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

33 citing papers in PubMed, 80 citations in OpenAlex.

  1. Article
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  6. Implementation of Telescoping Boxes in Adaptive Steered Molecular Dynamics.Journal of chemical theory and computation · 2022
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  8. Review
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  10. Article
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  12. Article
  13. Article
  14. Article
  15. Article
  16. Design of Disruptors of the Hsp90-Cdc37 Interface.Molecules (Basel, Switzerland) · 2020
    Article
  17. Review
  18. Article
  19. Article
  20. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors at 3 institutions in 2 countries.

Gerolamo VettorettiIstituto di Chimica del Riconoscimento Molecolare, CNR (ICRM-CNR), via Mario Bianco, 9, 20131, Milan, Italy.
Elisabetta MoroniIstituto di Chimica del Riconoscimento Molecolare, CNR (ICRM-CNR), via Mario Bianco, 9, 20131, Milan, Italy.
Sara SattinUniversità degli Studi di Milano, Dipartimento di Chimica, via Golgi, 19, 20133, Milan, Italy.
Jiahui TaoHoward Hughes Medical Institute and Dept. of Biochemistry &Biophysics, University of California, San Francisco, 94158 USA.
David A AgardHoward Hughes Medical Institute and Dept. of Biochemistry &Biophysics, University of California, San Francisco, 94158 USA.
Anna BernardiUniversità degli Studi di Milano, Dipartimento di Chimica, via Golgi, 19, 20133, Milan, Italy.
Giorgio ColomboIstituto di Chimica del Riconoscimento Molecolare, CNR (ICRM-CNR), via Mario Bianco, 9, 20131, Milan, Italy.
Institute of Chemistry of Molecular Recognition · ITHoward Hughes Medical Institute · USUniversity of Milan · IT

Funding

Howard Hughes Medical Institute
6 · The paper itself

Abstract

Controlling biochemical pathways through chemically designed modulators may provide novel opportunities to develop therapeutic drugs and chemical tools. The underlying challenge is to design new molecular entities able to act as allosteric chemical switches that selectively turn on/off functions by modulating the conformational dynamics of their target protein. We examine the origins of the stimulation of ATPase and closure kinetics in the molecular chaperone Hsp90 by allosteric modulators through atomistic molecular dynamics (MD) simulations and analysis of protein-ligand interactions. In particular, we focus on the cross-talk between allosteric ligands and protein conformations and its effect on the dynamic properties of the chaperone's active state. We examine the impact of different allosteric modulators on the stability, structural and internal dynamics properties of Hsp90 closed state. A critical aspect of this study is the development of a quantitative model that correlates Hsp90 activation to the presence of a certain compound, making use of information on the dynamic adaptation of protein conformations to the presence of the ligand, which allows to capture conformational states relevant in the activation process. We discuss the implications of considering the conformational dialogue between allosteric ligands and protein conformations for the design of new functional modulators.

Indexed as

Adenosine TriphosphatasesAllosteric RegulationHSP90 Heat-Shock ProteinsKineticsLigandsModels, ChemicalModels, MolecularMolecular ChaperonesMolecular Docking SimulationMolecular Dynamics SimulationProtein BindingProtein ConformationProtein Interaction Domains and MotifsSaccharomyces cerevisiae ProteinsAdenosine TriphosphatasesHSP82 protein, S cerevisiaeHSP90 Heat-Shock ProteinsLigandsMolecular ChaperonesSaccharomyces cerevisiae Proteins

Identifiers

PMID27032695
PMCPMC4817115
OpenAlexW2316638703

What OpenQuestion holds

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LicenceCC BY
Read underepoch 390

Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.