Evidence map›Paper›PMID 26841837›Full record

ArticleNature communications2016

Structural basis of complement membrane attack complex formation.

Marina Serna, Joanna L Giles, B Paul Morgan, Doryen Bubeck

Open access · goldAbstract read
In one paragraph

Article in Nature communications, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 146 papers.

0numbers the graph read from it
0cells of the map it votes in
146citing papers in PubMed
14.1field-weighted citation impact, top 1% 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

146 citing papers in PubMed, 241 citations in OpenAlex.

  1. AFM to Study Pore-Forming Proteins.Methods in molecular biology (Clifton, N.J.) · 2027
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  8. Advances in the lectin pathway in systemic lupus erythematosus: from clinical correlations and mechanisms to targeted interventions.Inflammation research : official journal of the European Histamine Research Society ... [et al.] · 2026
    Review
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86 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

4 authors at 2 institutions in 1 country.

Marina SernaDepartment of Life Sciences, Imperial College London, Sir Ernst Chain Building, South Kensington Campus, London SW7 2AZ, UK.
Joanna L GilesInstitute of Infection and Immunity, School of Medicine, Cardiff University, Heath Park, Cardiff CF14 4XN, UK.
B Paul MorganInstitute of Infection and Immunity, School of Medicine, Cardiff University, Heath Park, Cardiff CF14 4XN, UK.
Doryen BubeckDepartment of Life Sciences, Imperial College London, Sir Ernst Chain Building, South Kensington Campus, London SW7 2AZ, UK.
Cardiff University · GBImperial College London · GB

Funding

Arthritis Research UKBiotechnology and Biological Sciences Research CouncilCancer Research UK 16099Cancer Research UK C26409/A16099Medical Research CouncilWellcome Trust
6 · The paper itself

Abstract

In response to complement activation, the membrane attack complex (MAC) assembles from fluid-phase proteins to form pores in lipid bilayers. MAC directly lyses pathogens by a 'multi-hit' mechanism; however, sublytic MAC pores on host cells activate signalling pathways. Previous studies have described the structures of individual MAC components and subcomplexes; however, the molecular details of its assembly and mechanism of action remain unresolved. Here we report the electron cryo-microscopy structure of human MAC at subnanometre resolution. Structural analyses define the stoichiometry of the complete pore and identify a network of interaction interfaces that determine its assembly mechanism. MAC adopts a 'split-washer' configuration, in contrast to the predicted closed ring observed for perforin and cholesterol-dependent cytolysins. Assembly precursors partially penetrate the lipid bilayer, resulting in an irregular β-barrel pore. Our results demonstrate how differences in symmetric and asymmetric components of the MAC underpin a molecular basis for pore formation and suggest a mechanism of action that extends beyond membrane penetration.

Indexed as

Chromatography, LiquidComplement C5bComplement C6Complement C7Complement C8Complement C9Complement Membrane Attack ComplexCryoelectron MicroscopyFluorescent DyesHumansImage Processing, Computer-AssistedMass SpectrometryMicroscopy, ElectronModels, MolecularMolecular StructureMultiprotein ComplexesComplement C5bComplement C6Complement C7Complement C8Complement C9Complement Membrane Attack ComplexFluorescent DyesMultiprotein Complexes

Identifiers

PMID26841837
PMCPMC4743022
OpenAlexW2415123795

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.