Evidence map›Paper›PMID 29368691›Full record

ArticleeLife2018

Activation of Toll-like receptors nucleates assembly of the MyDDosome signaling hub.

Sarah Louise Latty, Jiro Sakai, Lee Hopkins, Brett Verstak, Teresa Paramo, Nils A Berglund, Eugenia Cammarota, Pietro Cicuta, Nicholas J Gay, Peter J Bond and 2 more

Abstract read
In one paragraph

Article in eLife, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 61 papers.

0numbers the graph read from it
0cells of the map it votes in
61citing 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

61 citing papers in PubMed.

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1 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

12 authors.

Sarah Louise LattyDepartment of Chemistry, University of Cambridge, Cambridge, United Kingdom.
Jiro SakaiDepartment of Veterinary Medicine, University of Cambridge, Cambridge, United Kingdom.ORCID http://orcid.org/0000-0002-2526-2766
Lee HopkinsDepartment of Veterinary Medicine, University of Cambridge, Cambridge, United Kingdom.
Brett VerstakDepartment of Biochemistry, University of Cambridge, Cambridge, United Kingdom.
Teresa ParamoDepartment of Biochemistry, University of Oxford, Oxford, United Kingdom.
Nils A BerglundBioinformatics Institute (A*STAR), Singapore, Singapore.
Eugenia CammarotaSector of Biological and Soft Systems, Cavendish Laboratory, University of Cambridge, Cambridge, United Kingdom.
Pietro CicutaSector of Biological and Soft Systems, Cavendish Laboratory, University of Cambridge, Cambridge, United Kingdom.
Nicholas J GayDepartment of Biochemistry, University of Cambridge, Cambridge, United Kingdom.ORCID https://orcid.org/0000-0002-2782-7169
Peter J BondBioinformatics Institute (A*STAR), Singapore, Singapore.
David KlenermanDepartment of Chemistry, University of Cambridge, Cambridge, United Kingdom.ORCID https://orcid.org/0000-0001-7116-6954
Clare E BryantDepartment of Veterinary Medicine, University of Cambridge, Cambridge, United Kingdom.ORCID https://orcid.org/0000-0002-2924-0038

Funding

Biotechnology and Biological Sciences Research Council BB/H021930/1Medical Research Council G1000133Wellcome TrustWellcome Trust WT100321/z/12/ZWellcome Trust WT108045AIA
6 · The paper itself

Abstract

Infection and tissue damage induces assembly of supramolecular organizing centres (SMOCs)), such as the Toll-like receptor (TLR) MyDDosome, to co-ordinate inflammatory signaling. SMOC assembly is thought to drive digital all-or-none responses, yet TLR activation by diverse microbes induces anything from mild to severe inflammation. Using single-molecule imaging of TLR4-MyDDosome signaling in living macrophages, we find that MyDDosomes assemble within minutes of TLR4 stimulation. TLR4/MD2 activation leads only to formation of TLR4/MD2 heterotetramers, but not oligomers, suggesting a stoichiometric mismatch between activated receptors and MyDDosomes. The strength of TLR4 signalling depends not only on the number and size of MyDDosomes formed but also how quickly these structures assemble. Activated TLR4, therefore, acts transiently nucleating assembly of MyDDosomes, a process that is uncoupled from receptor activation. These data explain how the oncogenic mutation of MyD88 (L265P) assembles MyDDosomes in the absence of receptor activation to cause constitutive activation of pro-survival NF-κB signalling.

Indexed as

Protein MultimerizationSignal TransductionAnimalsLymphocyte Antigen 96MiceRAW 264.7 CellsSingle Molecule ImagingToll-Like Receptor 4Ly96 protein, mouseLymphocyte Antigen 96Toll-Like Receptor 4immunologyinfectious diseaseinflammationmicrobiologyMyD88nonesingle molecule fluorescenceTLR signallingToll-like receptors

Identifiers

PMID29368691
PMCPMC5825206

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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.