Evidence map›Paper›PMID 26647780›Full record

ArticleScientific reports2015

Energetics of Endotoxin Recognition in the Toll-Like Receptor 4 Innate Immune Response.

Teresa Paramo, Susana M Tomasio, Kate L Irvine, Clare E Bryant, Peter J Bond

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
2.6field-weighted citation impact, top 10% 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

11 citing papers in PubMed, 31 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

5 authors at 3 institutions in 2 countries.

Teresa ParamoUnilever Centre for Molecular Science Informatics, Department of Chemistry, University of Cambridge, Lensfield Road, Cambridge CB2 1EW, UK.
Susana M TomasioUnilever Centre for Molecular Science Informatics, Department of Chemistry, University of Cambridge, Lensfield Road, Cambridge CB2 1EW, UK.
Kate L IrvineDepartment of Veterinary Medicine, University of Cambridge, Madingley Road, Cambridge CB3 0ES, UK.
Clare E BryantDepartment of Veterinary Medicine, University of Cambridge, Madingley Road, Cambridge CB3 0ES, UK.
Peter J BondBioinformatics Institute (A*STAR), 30 Biopolis Str, #07-01 Matrix, Singapore 138671.
University of Cambridge · GBNational University of Singapore · SGUnilever (United Kingdom) · GB

Funding

Medical Research Council G1000133
6 · The paper itself

Abstract

Bacterial outer membrane lipopolysaccharide (LPS) potently stimulates the mammalian innate immune system, and can lead to sepsis, the primary cause of death from infections. LPS is sensed by Toll-like receptor 4 (TLR4) in complex with its lipid-binding coreceptor MD-2, but subtle structural variations in LPS can profoundly modulate the response. To better understand the mechanism of LPS-induced stimulation and bacterial evasion, we have calculated the binding affinity to MD-2 of agonistic and antagonistic LPS variants including lipid A, lipid IVa, and synthetic antagonist Eritoran, and provide evidence that the coreceptor is a molecular switch that undergoes ligand-induced conformational changes to appropriately activate or inhibit the receptor complex. The plasticity of the coreceptor binding cavity is shown to be essential for distinguishing between ligands, whilst similar calculations for a model bacterial LPS bilayer reveal the "membrane-like" nature of the protein cavity. The ability to predict the activity of LPS variants should facilitate the rational design of TLR4 therapeutics.

Indexed as

Immunity, InnateEndotoxinsHumansLipopolysaccharidesLymphocyte Antigen 96Models, MolecularMolecular ConformationProtein BindingSignal TransductionStructure-Activity RelationshipToll-Like Receptor 4EndotoxinsLipopolysaccharidesLymphocyte Antigen 96Toll-Like Receptor 4

Identifiers

PMID26647780
PMCPMC4673606
OpenAlexW2279532173

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.