Evidence map›Paper›PMID 10982841›Full record

ArticleMolecular and cellular biology2000

Dhr1p, a putative DEAH-box RNA helicase, is associated with the box C+D snoRNP U3.

A Colley, J D Beggs, D Tollervey, D L Lafontaine

Open access · greenAbstract read
In one paragraph

Article in Molecular and cellular biology, 2000. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 56 papers.

0numbers the graph read from it
0cells of the map it votes in
56citing papers in PubMed
3.1field-weighted citation impact, top 8% 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

56 citing papers in PubMed, 87 citations in OpenAlex.

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  14. Structural and functional studies of Bud23-Trm112 reveal 18S rRNA N7-G1575 methylation occurs on late 40S precursor ribosomes.Proceedings of the National Academy of Sciences of the United States of America · 2014
    Article
  15. RNA helicase proteins as chaperones and remodelers.Annual review of biochemistry · 2014
    Review
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  19. Defective escape behavior in DEAH-box RNA helicase mutants improved by restoring glycine receptor expression.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2013
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  20. 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

4 authors at 1 institution in 1 country.

A ColleyInstitute of Cell and Molecular Biology, The University of Edinburgh, Edinburgh EH9 3JR, Scotland.
J D Beggs
D Tollervey
D L Lafontaine
University of Edinburgh · GB

Funding

Wellcome Trust
6 · The paper itself

Abstract

Putative RNA helicases are involved in most aspects of gene expression. All previously characterized members of the DEAH-box family of putative RNA helicases are involved in pre-mRNA splicing. Here we report the analysis of two novel DEAH-box RNA helicases, Dhr1p and Dhr2p, that were found to be predominantly nucleolar. Both genes are essential for viability, and MET-regulated alleles were therefore created. Depletion of Dhr1p or Dhr2p had no detectable effect on pre-mRNA splicing in vivo or in vitro. Both Dhr1p and Dhr2p were, however, required for 18S rRNA synthesis. Depletion of Dhr2p inhibited pre-rRNA cleavage at sites A(0), A(1), and A(2), while Dhr1p depletion inhibited cleavage at sites A(1) and A(2). No coprecipitation of snoRNAs was detected with ProtA-Dhr2p, but Dhr1p-ProtA was stably associated with the U3 snoRNA. Depletion of Dhr1p inhibited processing steps that require base pairing of U3 to the 5' end of the 18S rRNA. We speculate that Dhr1p is targeted to the preribosomal particles by the U3-18S rRNA interaction and is required for the structural reorganization of the rRNA during formation of the central pseudoknot.

Indexed as

RNA SplicingSaccharomyces cerevisiae ProteinsBase SequenceCell NucleolusDEAD-box RNA HelicasesGene DeletionHumansInfant, NewbornMacromolecular SubstancesMolecular Sequence DataMultigene FamilyRegulatory Sequences, Nucleic AcidRibonucleoproteins, Small NucleolarRNA, FungalRNA HelicasesRNA PrecursorsDEAD-box RNA HelicasesDhr2 protein, S cerevisiaeECM16 protein, S cerevisiaeMacromolecular SubstancesRibonucleoproteins, Small Nucleolarribonucleoprotein, U3 small nucleolarRNA, FungalRNA HelicasesRNA PrecursorsRNA, Ribosomal, 18SSaccharomyces cerevisiae Proteins

Identifiers

PMID10982841
PMCPMC86278
OpenAlexW2117671607

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.