Evidence map›Paper›PMID 32396167›Full record

ArticleNucleic acids research2020

RPS28B mRNA acts as a scaffold promoting cis-translational interaction of proteins driving P-body assembly.

Nikita Fernandes, J Ross Buchan

Open access · goldAbstract read
In one paragraph

Article in Nucleic acids research, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
1.8field-weighted citation impact, top 15% 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

19 citing papers in PubMed, 31 citations in OpenAlex.

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  15. Article
  16. RNAs as Regulators of Cellular Matchmaking.Frontiers in molecular biosciences · 2021
    Review
  17. RNA Granules: A View from the RNA Perspective.Molecules (Basel, Switzerland) · 2020
    Review
  18. Article
  19. Review
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

2 authors at 1 institution in 1 country.

Nikita FernandesDepartment of Molecular and Cellular Biology, University of Arizona, Tucson, AZ 85721, USA.
J Ross BuchanDepartment of Molecular and Cellular Biology, University of Arizona, Tucson, AZ 85721, USA.
University of Arizona · US

Funding

Stress Granule clearance via Autophagy: Mechanism, Regulation and ConsequencesR01GM114564 · NIGMS · UNIVERSITY OF ARIZONA · PI BUCHAN, JOHN ROSS · 2016 to 2025
$3.0M
NIGMS NIH HHS R01 GM114564
6 · The paper itself

Abstract

P-bodies (PBs) are cytoplasmic mRNA-protein (mRNP) granules conserved throughout eukaryotes which are implicated in the repression, storage and degradation of mRNAs. PB assembly is driven by proteins with self-interacting and low-complexity domains. Non-translating mRNA also stimulates PB assembly, however no studies to date have explored whether particular mRNA transcripts are more critical than others in facilitating PB assembly. Previous work revealed that rps28bΔ (small ribosomal subunit-28B) mutants do not form PBs under normal growth conditions. Here, we demonstrate that the RPS28B 3'UTR is important for PB assembly, consistent with it harboring a binding site for the PB assembly protein Edc3. However, expression of the RPS28B 3'UTR alone is insufficient to drive PB assembly. Intriguingly, chimeric mRNA studies revealed that Rps28 protein, translated in cis from an mRNA bearing the RPS28B 3'UTR, physically interacts more strongly with Edc3 than Rps28 protein synthesized in trans. This Edc3-Rps28 interaction in turn facilitates PB assembly. Our work indicates that PB assembly may be nucleated by specific RNA 'scaffolds'. Furthermore, this is the first description in yeast to our knowledge of a cis-translated protein interacting with another protein in the 3'UTR of the mRNA which encoded it, which in turn stimulates assembly of cellular structures.

Indexed as

Protein Biosynthesis3' Untranslated RegionsCytoplasmic StructuresGene DeletionProtein BindingRibosomal ProteinsRNA, MessengerRNA StabilitySaccharomyces cerevisiaeSaccharomyces cerevisiae Proteins3' Untranslated RegionsEDC3 protein, S cerevisiaeRibosomal ProteinsRNA, MessengerRPS28A protein, S cerevisiaeRPS28B protein, S cerevisiaeSaccharomyces cerevisiae Proteins

Identifiers

PMID32396167
PMCPMC7293044
OpenAlexW3028056341

What OpenQuestion holds

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LicenceCC BY-NC
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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.