Evidence map›Paper›PMID 19430462›Full record

ArticleNature structural & molecular biology2009

Decapping is preceded by 3' uridylation in a novel pathway of bulk mRNA turnover.

Olivia S Rissland, Chris J Norbury

Abstract read
In one paragraph

Article in Nature structural & molecular biology, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 139 papers.

0numbers the graph read from it
0cells of the map it votes in
139citing papers in PubMed
–field-weighted citation impact
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

139 citing papers in PubMed.

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79 more citing papers are in PubMed but not listed here.

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.

Olivia S RisslandSir William Dunn School of Pathology, University of Oxford, UK.
Chris J Norbury

Funding

Biotechnology and Biological Sciences Research Council BB/F013531/1Cancer Research UK A7791Medical Research Council G0300439Medical Research Council G9826944
6 · The paper itself

Abstract

Both end structures of eukaryotic mRNAs, namely the 5' cap and 3' poly(A) tail, are necessary for transcript stability, and loss of either is sufficient to stimulate decay. mRNA turnover is classically thought to be initiated by deadenylation, as has been particularly well described in Saccharomyces cerevisiae. Here we describe two additional, parallel decay pathways in the fission yeast Schizosaccharomyces pombe. First, in fission yeast mRNA decapping is frequently independent of deadenylation. Second, Cid1-dependent uridylation of polyadenylated mRNAs, such as act1, hcn1 and urg1, seems to stimulate decapping as part of a novel mRNA turnover pathway. Accordingly, urg1 mRNA is stabilized in cid1Delta cells. Uridylation and deadenylation act redundantly to stimulate decapping, and our data suggest that uridylation-dependent decapping is mediated by the Lsm1-7 complex. As human cells contain Cid1 orthologs, uridylation may form the basis of a widespread, conserved mechanism of mRNA decay.

Indexed as

3' Untranslated RegionsBlotting, NorthernFungal ProteinsGene Expression Regulation, FungalGenetic TechniquesHistonesModels, GeneticNucleotidyltransferasesRNA Cap-Binding ProteinsRNA CapsRNA, MessengerSaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsSchizosaccharomycesSchizosaccharomyces pombe ProteinsUridine3' Untranslated RegionsCid1 protein, S pombeFungal ProteinsHistonesLSM1 protein, S cerevisiaeNucleotidyltransferasesRNA Cap-Binding ProteinsRNA CapsRNA, MessengerSaccharomyces cerevisiae ProteinsSchizosaccharomyces pombe ProteinsUridine

Identifiers

PMID19430462
PMCPMC2875167

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Registered trials

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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.