Evidence map›Paper›PMID 20830782›Full record

ArticleProteins2010

Beta-barrel models of soluble amyloid beta oligomers and annular protofibrils.

Yinon Shafrir, Stewart R Durell, Andriy Anishkin, H Robert Guy

Abstract read
In one paragraph

Article in Proteins, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing 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

22 citing papers in PubMed.

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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

4 authors.

Yinon ShafrirLaboratory of Cell Biology, CCR, NCI, National Institutes of Health, Bethesda, Maryland, USA.
Stewart R Durell
Andriy Anishkin
H Robert Guy

Funding

Modeling of amyloid peptides and proteinsZIABC010722 · NCI · DIVISION OF BASIC SCIENCES - NCI · PI GUY, HOMER ROBERT · 2009 to 2010
$816k
Modeling of amyloid peptides and proteinsZ01BC010722 · NCI · DIVISION OF BASIC SCIENCES - NCI · PI GUY, HOMER ROBERT · 2006 to 2008
$564k
Intramural NIH HHS Z01 BC010722Intramural NIH HHS ZIA BC010722
6 · The paper itself

Abstract

Both soluble and membrane-bound prefibrillar assemblies of Abeta (Aβ) peptides have been associated with Alzheimer's disease (AD). The size and nature of these assemblies vary greatly and are affected by many factors. Here, we present models of soluble hexameric assemblies of Aβ42 and suggest how they can lead to larger assemblies and eventually to fibrils. The common element in most of these assemblies is a six-stranded β-barrel formed by the last third of Aβ42, which is composed of hydrophobic residues and glycines. The hydrophobic core β-barrels of the hexameric models are shielded from water by the N-terminus and central segments. These more hydrophilic segments were modeled to have either predominantly β or predominantly α secondary structure. Molecular dynamics simulations were performed to analyze stabilities of the models. The hexameric models were used as starting points from which larger soluble assemblies of 12 and 36 subunits were modeled. These models were developed to be consistent with numerous experimental results.

Indexed as

Models, MolecularAmino Acid SequenceAmyloid beta-PeptidesCell MembraneHumansMolecular Dynamics SimulationMolecular Sequence DataProtein Structure, QuaternaryProtein Structure, SecondarySolubilityAmyloid beta-Peptides

Identifiers

PMID20830782
PMCPMC2976788

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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.