Evidence map›Paper›PMID 28903045›Full record

ArticleCell reports2017

Receptor Quaternary Organization Explains G Protein-Coupled Receptor Family Structure.

James H Felce, Sarah L Latty, Rachel G Knox, Susan R Mattick, Yuan Lui, Steven F Lee, David Klenerman, Simon J Davis

Abstract read
In one paragraph

Article in Cell reports, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers.

0numbers the graph read from it
0cells of the map it votes in
26citing 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

26 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

8 authors.

James H FelceRadcliffe Department of Medicine and Medical Research Council Human Immunology Unit, Weatherall Institute of Molecular Medicine, University of Oxford, Oxford OX3 9DS, UK.
Sarah L LattyDepartment of Chemistry, University of Cambridge, Cambridge CB2 1EW, UK.
Rachel G KnoxRadcliffe Department of Medicine and Medical Research Council Human Immunology Unit, Weatherall Institute of Molecular Medicine, University of Oxford, Oxford OX3 9DS, UK.
Susan R MattickRadcliffe Department of Medicine and Medical Research Council Human Immunology Unit, Weatherall Institute of Molecular Medicine, University of Oxford, Oxford OX3 9DS, UK.
Yuan LuiRadcliffe Department of Medicine and Medical Research Council Human Immunology Unit, Weatherall Institute of Molecular Medicine, University of Oxford, Oxford OX3 9DS, UK.
Steven F LeeDepartment of Chemistry, University of Cambridge, Cambridge CB2 1EW, UK.
David KlenermanDepartment of Chemistry, University of Cambridge, Cambridge CB2 1EW, UK. Electronic address: dk10012@cam.ac.uk.
Simon J DavisRadcliffe Department of Medicine and Medical Research Council Human Immunology Unit, Weatherall Institute of Molecular Medicine, University of Oxford, Oxford OX3 9DS, UK. Electronic address: simon.davis@imm.ox.ac.uk.

Funding

Medical Research Council G0901545Medical Research Council MC_UU_00008/4Medical Research Council MC_UU_12010/4Wellcome Trust 207547/Z/17/Z
6 · The paper itself

Abstract

The organization of Rhodopsin-family G protein-coupled receptors (GPCRs) at the cell surface is controversial. Support both for and against the existence of dimers has been obtained in studies of mostly individual receptors. Here, we use a large-scale comparative study to examine the stoichiometric signatures of 60 receptors expressed by a single human cell line. Using bioluminescence resonance energy transfer- and single-molecule microscopy-based assays, we found that a relatively small fraction of Rhodopsin-family GPCRs behaved as dimers and that these receptors otherwise appear to be monomeric. Overall, the analysis predicted that fewer than 20% of ∼700 Rhodopsin-family receptors form dimers. The clustered distribution of the dimers in our sample and a striking correlation between receptor organization and GPCR family size that we also uncover each suggest that receptor stoichiometry might have profoundly influenced GPCR expansion and diversification.

Indexed as

Fluorescence Resonance Energy TransferHEK293 CellsHumansProtein MultimerizationProtein Structure, QuaternaryProtein Structure, SecondaryReceptors, G-Protein-CoupledRhodopsinReceptors, G-Protein-CoupledRhodopsinBRETevolutionG protein-coupled receptorssingle-molecule imagingstoichiometry

Identifiers

PMID28903045
PMCPMC5608970

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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.