Evidence map›Paper›PMID 30804345›Full record

ArticleNature communications2019

A molecular mechanism for transthyretin amyloidogenesis.

Ai Woon Yee, Matteo Aldeghi, Matthew P Blakeley, Andreas Ostermann, Philippe J Mas, Martine Moulin, Daniele de Sanctis, Matthew W Bowler, Christoph Mueller-Dieckmann, Edward P Mitchell and 4 more

Open access · goldAbstract read
In one paragraph

Article in Nature communications, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 78 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
78citing papers in PubMed, 1 pooled it
5.7field-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

78 citing papers in PubMed, 1 synthesis or guideline pooled it, 137 citations in OpenAlex.

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  20. Identification of the interfacial regions in misfolded transthyretin oligomers.Biochimica et biophysica acta. Proteins and proteomics · 2024
    Article

18 more citing papers are in PubMed but not listed here.

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

14 authors at 6 institutions in 3 countries.

Ai Woon YeeFaculty of Natural Sciences, Keele University, Staffordshire, ST5 5BG, UK.ORCID http://orcid.org/0000-0002-2137-041X
Matteo AldeghiMax Planck Institute for Biophysical Chemistry, Am Faßberg 11, 37077, Göttingen, Germany.ORCID http://orcid.org/0000-0003-0019-8806
Matthew P BlakeleyInstitut Laue-Langevin, 71 avenue des Martyrs, 38042 Cedex 9, Grenoble, France.ORCID http://orcid.org/0000-0002-6412-4358
Andreas OstermannHeinz Maier-Leibnitz Zentrum (MLZ), Technische Universität München, 85748, Garching, Germany.ORCID http://orcid.org/0000-0002-1477-5590
Philippe J MasUniv. Grenoble Alpes, CEA, CNRS, IBS, 38000, Grenoble, France.
Martine MoulinFaculty of Natural Sciences, Keele University, Staffordshire, ST5 5BG, UK.
Daniele de SanctisEuropean Synchrotron Radiation Facility, 71 avenue des Martyrs, 38042 Cedex 9, Grenoble, France.
Matthew W BowlerEMBL, Grenoble Outstation, 71 avenue des Martyrs, 38042 Cedex 9, Grenoble, France.ORCID http://orcid.org/0000-0003-0465-3351
Christoph Mueller-DieckmannEuropean Synchrotron Radiation Facility, 71 avenue des Martyrs, 38042 Cedex 9, Grenoble, France.
Edward P MitchellFaculty of Natural Sciences, Keele University, Staffordshire, ST5 5BG, UK.
Michael HaertleinInstitut Laue-Langevin, 71 avenue des Martyrs, 38042 Cedex 9, Grenoble, France.
Bert L de GrootMax Planck Institute for Biophysical Chemistry, Am Faßberg 11, 37077, Göttingen, Germany.
Elisabetta Boeri ErbaUniv. Grenoble Alpes, CEA, CNRS, IBS, 38000, Grenoble, France.
V Trevor ForsythFaculty of Natural Sciences, Keele University, Staffordshire, ST5 5BG, UK. tforsyth@ill.eu.
Institut Laue-Langevin · FREuropean Synchrotron Radiation Facility · FRCentre National de la Recherche Scientifique · FRMax Planck Institute for Biophysical Chemistry · DEEuropean Molecular Biology Laboratory · FRHeinz Maier-Leibnitz Zentrum · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Human transthyretin (TTR) is implicated in several fatal forms of amyloidosis. Many mutations of TTR have been identified; most of these are pathogenic, but some offer protective effects. The molecular basis underlying the vastly different fibrillation behaviours of these TTR mutants is poorly understood. Here, on the basis of neutron crystallography, native mass spectrometry and modelling studies, we propose a mechanism whereby TTR can form amyloid fibrils via a parallel equilibrium of partially unfolded species that proceeds in favour of the amyloidogenic forms of TTR. It is suggested that unfolding events within the TTR monomer originate at the C-D loop of the protein, and that destabilising mutations in this region enhance the rate of TTR fibrillation. Furthermore, it is proposed that the binding of small molecule drugs to TTR stabilises non-amyloidogenic states of TTR in a manner similar to that occurring for the protective mutants of the protein.

Indexed as

AmyloidosisHumansKineticsModels, MolecularMutationPrealbuminProtein ConformationProtein FoldingProtein UnfoldingPrealbumin

Identifiers

PMID30804345
PMCPMC6390107
OpenAlexW2915131983

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.