Evidence map›Paper›PMID 23365448›Full record

ArticleJournal of virology2013

Ribosomal protein P0 promotes Potato virus A infection and functions in viral translation together with VPg and eIF(iso)4E.

Anders Hafrén, Katri Eskelin, Kristiina Mäkinen

Open access · bronzeAbstract read
In one paragraph

Article in Journal of virology, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 36 papers.

0numbers the graph read from it
0cells of the map it votes in
36citing papers in PubMed
9.2field-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

36 citing papers in PubMed, 66 citations in OpenAlex.

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  13. A Newly Identified Virus in the FamilyJournal of virology · 2020
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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.

Anders HafrénDepartment of Food and Environmental Sciences, University of Helsinki, Helsinki, Finland.
Katri Eskelin
Kristiina Mäkinen
University of Helsinki · FI

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

We report here that the acidic ribosomal protein P0 is a component of the membrane-associated Potato virus A (PVA) ribonucleoprotein complex. As a constituent of the ribosomal stalk, P0 functions in translation. Although the ribosomal stalk proteins P0, P1, P2, and P3 are all important for PVA infection, P0 appears to have a distinct role from those of the other stalk proteins in infection. Our results indicate that P0 also regulates viral RNA functions as an extraribosomal protein. We reported previously that PVA RNA can be targeted by VPg to a specific gene expression pathway that protects the viral RNA from degradation and facilitates its translation. Here, we show that P0 is essential for this activity of VPg, similar to eIF4E/eIF(iso)4E. We also demonstrate that VPg, P0, and eIF(iso)4E synergistically enhance viral translation. Interestingly, the positive effects of VPg and P0 on viral translation were negatively correlated with the cell-to-cell spread of infection, suggesting that these processes may compete for viral RNA.

Indexed as

Host-Pathogen InteractionsProtein BiosynthesisEukaryotic Initiation Factor-4EMolecular Sequence DataNicotianaPotyvirusRibosomal ProteinsSequence Analysis, DNAViral ProteinsEukaryotic Initiation Factor-4Eribosomal protein P0Ribosomal ProteinsViral Proteins

Identifiers

PMID23365448
PMCPMC3624370
OpenAlexW1990140893

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.