Evidence map›Paper›PMID 22891297›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2012

Structure and assembly of a paramyxovirus matrix protein.

Anthony J Battisti, Geng Meng, Dennis C Winkler, Lori W McGinnes, Pavel Plevka, Alasdair C Steven, Trudy G Morrison, Michael G Rossmann

Open access · bronzeAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 83 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
83citing papers in PubMed, 1 pooled it
6.0field-weighted citation impact, top 3% 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

83 citing papers in PubMed, 1 synthesis or guideline pooled it, 142 citations in OpenAlex.

  1. Pooled it
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  7. The CRM1-dependent NESVeterinary research · 2025
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23 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

8 authors at 4 institutions in 1 country.

Anthony J BattistiDepartment of Biological Sciences, Purdue University, West Lafayette, IN 47907-2032, USA.
Geng Meng
Dennis C Winkler
Lori W McGinnes
Pavel Plevka
Alasdair C Steven
Trudy G Morrison
Michael G Rossmann
Purdue University West Lafayette · USUniversity of Massachusetts Chan Medical School · USNational Institute of Arthritis and Musculoskeletal and Skin Diseases · USNational Institutes of Health · US

Funding

Structural Biology Of Virus AssemblyZIAAR027002 · NIAMS · NATIONAL INSTITUTE OF ARTHRITIS AND MUSCULOSKELETAL AND SKIN DISEASES · PI WINGFIELD, PAUL T · 2009 to 2024
$19.2M
Structural Studies of TogavirusesR01AI095366 · NIAID · PURDUE UNIVERSITY · PI KUHN, RICHARD J. · 2012 to 2023
$6.8M
STRUCTURE OF A SMALL SPHERICAL VIRUSR37AI011219 · NIAID · PURDUE UNIVERSITY WEST LAFAYETTE · PI ROSSMANN, MICHAEL G · 1986 to 2015
$6.6M
STRUCTURE OF A SMALL SPHERICAL VIRUSR01AI011219 · NIAID · PURDUE UNIVERSITY WEST LAFAYETTE · PI KUHN, RICHARD J. · 1985 to 2020
$2.4M
BIOPHYS STUD OF PROTEINS, NUCLEIC ACIDS, AND VIRUSEST32GM008296 · NIGMS · PURDUE UNIVERSITY WEST LAFAYETTE · PI STAUFFACHER, CYNTHIA VIANNE · 1989 to 2012
$2.2M
Intramural NIH HHSNIAID NIH HHS AI11219NIAID NIH HHS R01 AI095366NIAID NIH HHS R37 AI011219NIGMS NIH HHS T32 GM008296NIGMS NIH HHS T32 GM008296-20
6 · The paper itself

Abstract

Many pleomorphic, lipid-enveloped viruses encode matrix proteins that direct their assembly and budding, but the mechanism of this process is unclear. We have combined X-ray crystallography and cryoelectron tomography to show that the matrix protein of Newcastle disease virus, a paramyxovirus and relative of measles virus, forms dimers that assemble into pseudotetrameric arrays that generate the membrane curvature necessary for virus budding. We show that the glycoproteins are anchored in the gaps between the matrix proteins and that the helical nucleocapsids are associated in register with the matrix arrays. About 90% of virions lack matrix arrays, suggesting that, in agreement with previous biological observations, the matrix protein needs to dissociate from the viral membrane during maturation, as is required for fusion and release of the nucleocapsid into the host's cytoplasm. Structure and sequence conservation imply that other paramyxovirus matrix proteins function similarly.

Indexed as

AnimalsCrystallography, X-RayDimerizationGlycoproteinsMicroscopy, ElectronMononegaviralesNewcastle DiseaseNewcastle disease virusNucleocapsidNucleocapsid ProteinsNucleoproteinsProtein Structure, TertiaryStructure-Activity RelationshipViral ProteinsVirionVirus ReplicationGlycoproteinsNucleocapsid Proteinsnucleoprotein, Newcastle disease virusNucleoproteinsViral Proteins

Identifiers

PMID22891297
PMCPMC3435216
OpenAlexW2149397797

What OpenQuestion holds

Textmetadata
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.