Evidence map›Paper›PMID 32295915›Full record

ArticleJournal of virology2020

Mutation of an Influenza Virus Polymerase 3' RNA Promoter Binding Site Inhibits Transcription Elongation.

Alexander P Walker, Jane Sharps, Ervin Fodor

Open access · greenAbstract read
In one paragraph

Article in Journal of virology, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
1.5field-weighted citation impact, top 17% 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

9 citing papers in PubMed, 12 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

3 authors at 1 institution in 1 country.

Alexander P WalkerSir William Dunn School of Pathology, University of Oxford, Oxford, United Kingdom.
Jane SharpsSir William Dunn School of Pathology, University of Oxford, Oxford, United Kingdom.
Ervin FodorSir William Dunn School of Pathology, University of Oxford, Oxford, United Kingdom ervin.fodor@path.ox.ac.uk.ORCID 0000-0003-3249-196X
University of Oxford · GB

Funding

Medical Research Council MR/R009945/1
6 · The paper itself

Abstract

Influenza viruses encode a viral RNA-dependent RNA polymerase (FluPol), which is responsible for transcribing and replicating the negative-sense viral RNA (vRNA) genome. FluPol transcribes vRNA using a host-capped mRNA primer and replicates it by synthesizing a positive-sense cRNA intermediate, which is copied back into vRNA. To carry out these functions, FluPol interacts with vRNA and cRNA using conserved promoter elements at the 5' and 3' termini. Recent structural studies have identified a new surface binding site for the 3' vRNA and cRNA promoters on FluPol, referred to as the mode B site. However, the role of this binding site in FluPol function is unknown. In this study, we used a combination of cell-based and biochemical assays to show that the mode B site is important for both viral genome transcription and replication in influenza A virus. Furthermore, we show that the mode B site is not needed for initiating transcription

Indexed as

3' Untranslated RegionsBinding SitesGenome, ViralHEK293 CellsHumansInfluenza A virusMutationOrthomyxoviridaePromoter Regions, GeneticRNA, ComplementaryRNA-Dependent RNA PolymeraseRNA, MessengerRNA Recognition Motif ProteinsRNA, ViralTranscription, GeneticVirus Replication3' Untranslated RegionsRNA, ComplementaryRNA-Dependent RNA PolymeraseRNA, MessengerRNA Recognition Motif ProteinsRNA, ViralinfluenzapromotersRNA polymerasestranscription

Identifiers

PMID32295915
PMCPMC7307170
OpenAlexW3016906856

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.