Evidence map›Paper›PMID 18029398›Full record

ArticleJournal of cell science2007

Requirements for nuclear localization of the Lsm2-8p complex and competition between nuclear and cytoplasmic Lsm complexes.

Michael P Spiller, Martin A M Reijns, Jean D Beggs

Abstract read
In one paragraph

Article in Journal of cell science, 2007. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing 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

21 citing papers in PubMed.

  1. Article
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  8. The SF3b complex: splicing and beyond.Cellular and molecular life sciences : CMLS · 2020
    Review
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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.

Michael P SpillerWellcome Trust Centre for Cell Biology, University of Edinburgh, King's Buildings, Mayfield Road, Edinburgh, EH9 3JR, UK.
Martin A M Reijns
Jean D Beggs

Funding

Wellcome Trust 067311
6 · The paper itself

Abstract

Sm-like (Lsm) proteins are ubiquitous, multifunctional proteins that are involved in the processing and/or turnover of many RNAs. In eukaryotes, a hetero-heptameric complex of seven Lsm proteins (Lsm2-8) affects the processing of small stable RNAs and pre-mRNAs in the nucleus, whereas a different hetero-heptameric complex of Lsm proteins (Lsm1-7) promotes mRNA decapping and decay in the cytoplasm. These two complexes have six constituent proteins in common, yet localize to separate cellular compartments and perform apparently disparate functions. Little is known about the biogenesis of the Lsm complexes, or how they are recruited to different cellular compartments. We show that, in yeast, the nuclear accumulation of Lsm proteins depends on complex formation and that the Lsm8p subunit plays a crucial role. The nuclear localization of Lsm8p is itself most strongly influenced by Lsm2p and Lsm4p, its presumed neighbours in the Lsm2-8p complex. Furthermore, overexpression and depletion experiments imply that Lsm1p and Lsm8p act competitively with respect to the localization of the two complexes, suggesting a potential mechanism for co-regulation of nuclear and cytoplasmic RNA processing. A shift of Lsm proteins from the nucleus to the cytoplasm under stress conditions indicates that this competition is biologically significant.

Indexed as

Active Transport, Cell NucleusCell NucleusCytoplasmMultiprotein ComplexesNuclear PoreRibonucleoproteins, Small NuclearRNA-Binding ProteinsRNA PrecursorsRNA, Small NuclearSaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsMultiprotein ComplexesRibonucleoproteins, Small NuclearRNA-Binding ProteinsRNA PrecursorsRNA, Small NuclearSaccharomyces cerevisiae Proteins

Identifiers

PMID18029398
PMCPMC2584364

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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.