Evidence map›Paper›PMID 29097654›Full record

ArticleNature communications2017

Role of influenza A virus NP acetylation on viral growth and replication.

Sebastian Giese, Kevin Ciminski, Hardin Bolte, Étori Aguiar Moreira, Seema Lakdawala, Zehan Hu, Quinnlan David, Larissa Kolesnikova, Veronika Götz, Yongxu Zhao and 4 more

Open access · goldAbstract read
In one paragraph

Article in Nature communications, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 43 papers.

0numbers the graph read from it
0cells of the map it votes in
43citing papers in PubMed
3.3field-weighted citation impact, top 7% 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

43 citing papers in PubMed, 68 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

14 authors at 7 institutions in 4 countries.

Sebastian GieseInstitute of Virology, Medical Center University of Freiburg, 79104, Freiburg, Germany.
Kevin CiminskiInstitute of Virology, Medical Center University of Freiburg, 79104, Freiburg, Germany.
Hardin BolteInstitute of Virology, Medical Center University of Freiburg, 79104, Freiburg, Germany.
Étori Aguiar MoreiraInstitute of Virology, Medical Center University of Freiburg, 79104, Freiburg, Germany.
Seema LakdawalaDepartment of Microbiology and Molecular Genetics, University of Pittsburgh School of Medicine, Pittsburgh, PA, 15217, USA.
Zehan HuDepartment of Dermatology, Medical Center, University of Freiburg, Freiburg, 79110, Germany.
Quinnlan DavidInstitute of Virology, Medical Center University of Freiburg, 79104, Freiburg, Germany.
Larissa KolesnikovaInstitute of Virology, Philipps-Universität Marburg, 35043, Marburg, Germany.
Veronika GötzInstitute of Virology, Medical Center University of Freiburg, 79104, Freiburg, Germany.
Yongxu ZhaoInstitute of Health Sciences, Shanghai Institutes for Biological Sciences, Chinese Academy of Sciences, Shanghai, 200031, China.
Jörn DengjelDepartment of Dermatology, Medical Center, University of Freiburg, Freiburg, 79110, Germany.
Y Eugene ChinInstitute of Health Sciences, Shanghai Institutes for Biological Sciences, Chinese Academy of Sciences, Shanghai, 200031, China. yechin@sibs.ac.cn.
Ke XuKey Laboratory of Molecular Virology & Immunology, Institut Pasteur of Shanghai, Shanghai Institutes for Biological Sciences, Chinese Academy of Sciences, Shanghai, 200031, China. kxu@sibs.ac.cn.
Martin SchwemmleInstitute of Virology, Medical Center University of Freiburg, 79104, Freiburg, Germany. martin.schwemmle@uniklinik-freiburg.de.
University Medical Center Freiburg · DEUniversity of Freiburg · DEChinese Academy of Sciences · CNFriedrich Miescher Institute · CHInstitut Pasteur of Shanghai · CNPhilipps University of Marburg · DEUniversity of Pittsburgh · US

Funding

Visualizing Influenza Viral RNA PackagingK22AI108600 · NIAID · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI LAKDAWALA, SEEMA S. · 2016 to 2017
$266k
NIAID NIH HHS K22 AI108600
6 · The paper itself

Abstract

Lysine acetylation is a post-translational modification known to regulate protein functions. Here we identify several acetylation sites of the influenza A virus nucleoprotein (NP), including the lysine residues K77, K113 and K229. Viral growth of mutant virus encoding K229R, mimicking a non-acetylated NP lysine residue, is severely impaired compared to wildtype or the mutant viruses encoding K77R or K113R. This attenuation is not the result of decreased polymerase activity, altered protein expression or disordered vRNP co-segregation but rather caused by impaired particle release. Interestingly, release deficiency is also observed mimicking constant acetylation at this site (K229Q), whereas virus encoding NP-K113Q could not be generated. However, mimicking NP hyper-acetylation at K77 and K229 severely diminishes viral polymerase activity, while mimicking NP hypo-acetylation at these sites has no effect on viral replication. These results suggest that NP acetylation at K77, K113 and K229 impacts multiple steps in viral replication of influenza A viruses.

Indexed as

AcetylationAnimalsDogsHEK293 CellsHumansInfluenza A virusLysineMadin Darby Canine Kidney CellsMutationNucleocapsid ProteinsRNA-Binding ProteinsViral Core ProteinsVirus ReplicationLysineNP protein, Influenza A virusNucleocapsid ProteinsRNA-Binding ProteinsViral Core Proteins

Identifiers

PMID29097654
PMCPMC5668263
OpenAlexW2765536619

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.