Evidence map›Paper›PMID 24041307›Full record

Trial reportACS chemical neuroscience2013

Effect of the Tottori familial disease mutation (D7N) on the monomers and dimers of Aβ40 and Aβ42.

Man Hoang Viet, Phuong H Nguyen, Son Tung Ngo, Mai Suan Li, Philippe Derreumaux

Abstract readRandomized Controlled Trial
In one paragraph

Trial report in ACS chemical neuroscience, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed
–field-weighted citation impact
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

29 citing papers in PubMed.

  1. Article
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  6. Computer Simulations Aimed at Exploring Protein Aggregation and Dissociation.Methods in molecular biology (Clifton, N.J.) · 2022
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  7. Article
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  11. Article
  12. Review
  13. Review
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  16. Conformational Ensembles of the Wild-Type and S8C Aβ1-42 Dimers.The journal of physical chemistry. B · 2017
    Article
  17. Article
  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

5 authors.

Man Hoang VietInstitute of Physics, Polish Academy of Sciences , Al. Lotnikow 32/46, 02-668 Warsaw, Poland.
Phuong H Nguyen
Son Tung Ngo
Mai Suan Li
Philippe Derreumaux

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Recent experiments have shown that the mutation Tottori (D7N) alters the toxicity, assembly and rate of fibril formation of the wild type (WT) amyloid beta (Aβ) Aβ40 and Aβ42 peptides. We used all-atom molecular dynamics simulations in explicit solvent of the monomer and dimer of both alloforms with their WT and D7N sequences. The monomer simulations starting from a random coil and totaling 3 μs show that the D7N mutation changes the fold and the network of salt bridges in both alloforms. The dimer simulations starting from the amyloid fibrillar states and totaling 4.4 μs also reveal noticeable changes in terms of secondary structure, salt bridge, and topology. Overall, this study provides physical insights into the enhanced rate of fibril formation upon D7N mutation and an atomic picture of the D7N-mediated conformational change on Aβ40 and Aβ42 peptides.

Indexed as

Molecular Dynamics SimulationMutationAlzheimer DiseaseAminationAmyloid beta-PeptidesAsparagineAspartic AcidHumansHydrogen-Ion ConcentrationLysineMultiprotein ComplexesPeptide FragmentsProtein MultimerizationProtein Structure, SecondaryStatic ElectricitySubstrate SpecificityAmyloid beta-Peptidesamyloid beta-protein (1-40)amyloid beta-protein (40-42)AsparagineAspartic AcidLysineMultiprotein ComplexesPeptide Fragments

Identifiers

PMID24041307
PMCPMC3837376

What OpenQuestion holds

Textmetadata
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.