Evidence map›Paper›PMID 33719460›Full record

ArticleThe journal of physical chemistry. B2021

Membrane Interactions of α-Synuclein Revealed by Multiscale Molecular Dynamics Simulations, Markov State Models, and NMR.

Sarah-Beth T A Amos, Thomas C Schwarz, Jiye Shi, Benjamin P Cossins, Terry S Baker, Richard J Taylor, Robert Konrat, Mark S P Sansom

Open access · hybridAbstract read
In one paragraph

Article in The journal of physical chemistry. B, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed
2.9field-weighted citation impact, top 7% 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

13 citing papers in PubMed, 37 citations in OpenAlex.

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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

8 authors at 3 institutions in 2 countries.

Sarah-Beth T A AmosDepartment of Biochemistry, University of Oxford, South Parks Road, Oxford OX1 3QU, U.K.
Thomas C SchwarzDepartment of Structural and Computational Biology, Max Perutz Laboratories, University of Vienna, Campus Vienna Biocenter 5, Vienna A-1030, Austria.
Jiye ShiUCB Pharma, 208 Bath Road, Slough SL1 3WE, U.K.
Benjamin P CossinsUCB Pharma, 208 Bath Road, Slough SL1 3WE, U.K.
Terry S BakerUCB Pharma, 208 Bath Road, Slough SL1 3WE, U.K.
Richard J TaylorUCB Pharma, 208 Bath Road, Slough SL1 3WE, U.K.
Robert KonratDepartment of Structural and Computational Biology, Max Perutz Laboratories, University of Vienna, Campus Vienna Biocenter 5, Vienna A-1030, Austria.
Mark S P SansomDepartment of Biochemistry, University of Oxford, South Parks Road, Oxford OX1 3QU, U.K.ORCID 0000-0001-6360-7959
UCB Pharma (United Kingdom) · GBUniversity of Oxford · GBUniversity of Vienna · AT

Funding

Biotechnology and Biological Sciences Research Council BB/L01386X/1Biotechnology and Biological Sciences Research Council BB/R00126X/1Wellcome Trust
6 · The paper itself

Abstract

α-Synuclein (αS) is a presynaptic protein that binds to cell membranes and is linked to Parkinson's disease (PD). Binding of αS to membranes is a likely first step in the molecular pathophysiology of PD. The αS molecule can adopt multiple conformations, being largely disordered in water, adopting a β-sheet conformation when present in amyloid fibrils, and forming a dynamic multiplicity of α-helical conformations when bound to lipid bilayers and related membrane-mimetic surfaces. Multiscale molecular dynamics simulations in conjunction with nuclear magnetic resonance (NMR) and cross-linking mass spectrometry (XLMS) measurements are used to explore the interactions of αS with an anionic lipid bilayer. The simulations and NMR measurements together reveal a break in the helical structure of the central non-amyloid-β component (NAC) region of αS in the vicinity of residues 65-70, which may facilitate subsequent oligomer formation. Coarse-grained simulations of αS starting from the structure of αS when bound to a detergent micelle reveal the overall pattern of protein contacts to anionic lipid bilayers, while subsequent all-atom simulations provide details of conformational changes upon membrane binding. In particular, simulations and NMR data for liposome-bound αS indicate incipient β-strand formation in the NAC region, which is supported by intramolecular contacts seen

Indexed as

alpha-SynucleinMolecular Dynamics SimulationMagnetic Resonance SpectroscopyProtein BindingProtein Structure, Secondaryalpha-Synuclein

Identifiers

PMID33719460
PMCPMC8006134
OpenAlexW3138272667

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

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.