Evidence map›Paper›PMID 19451224›Full record

ArticleMolecular and cellular biology2009

Expression of bacterial Rho factor in yeast identifies new factors involved in the functional interplay between transcription and mRNP biogenesis.

Christine Mosrin-Huaman, Romy Honorine, A Rachid Rahmouni

Open access · greenAbstract read
In one paragraph

Article in Molecular and cellular biology, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed
0.5field-weighted citation impact, top 33% 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

13 citing papers in PubMed, 18 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.

Christine Mosrin-HuamanCentre de Biophysique Moléculaire, UPR 4301 du CNRS, Rue Charles Sadron, Orléans Cédex 2, France.
Romy Honorine
A Rachid Rahmouni
Centre National de la Recherche Scientifique · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In eukaryotic cells, the nascent pre-mRNA molecule is coated sequentially with a large set of processing and binding proteins that mediate its transformation into an export-competent ribonucleoprotein particle (mRNP) that is ready for translation in the cytoplasm. We have implemented an original assay that monitors the dynamic interplay between transcription and mRNP biogenesis and that allows the screening for new factors linking mRNA synthesis to translation in Saccharomyces cerevisiae. The assay is based on the perturbation of gene expression induced by the bacterial Rho factor, an RNA-dependent helicase/translocase that acts as a competitor at one or several steps of mRNP biogenesis in yeast. We show that the expression of Rho in yeast leads to a dose-dependent growth defect that stems from its action on RNA polymerase II-mediated transcription. Rho expression induces the production of aberrant transcripts that are degraded by the nuclear exosome. A screen for dosage suppressors of the Rho-induced growth defect identified several genes that are involved in the different steps of mRNP biogenesis and export, as well as other genes with both known functions in transcription regulation and unknown functions. Our results provide evidence for an extensive cross talk between transcription, mRNP biogenesis, and export. They also uncover new factors that potentially are involved in these interconnected events.

Indexed as

Blotting, NorthernBlotting, WesternCell NucleusEscherichia coli ProteinsGene ExpressionMutationPlasmidsRho FactorRibonucleoproteinsRNA Polymerase IISaccharomyces cerevisiaeTranscription, GeneticEscherichia coli Proteinsmessenger ribonucleoproteinRho FactorRibonucleoproteinsRNA Polymerase II

Identifiers

PMID19451224
PMCPMC2715799
OpenAlexW2130612550

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.