Evidence map›Paper›PMID 11024172›Full record

ArticleNucleic acids research2000

Characterization of the cold stress-induced cyanobacterial DEAD-box protein CrhC as an RNA helicase.

E Yu, G W Owttrim

Open access · bronzeAbstract read
In one paragraph

Article in Nucleic acids research, 2000. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed
1.2field-weighted citation impact, top 22% 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

28 citing papers in PubMed, 67 citations in OpenAlex.

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  4. TheRNA (New York, N.Y.) · 2020
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  19. Review
  20. RNA helicases and abiotic stress.Nucleic acids research · 2006
    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.

E YuDepartment of Biological Sciences, University of Alberta, Edmonton, Alberta T6G 2E9, Canada.
G W Owttrim
University of Alberta · CA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

We have shown previously that CrhC is a unique member of the DEAD-box family of RNA helicases whose expression occurs specifically under conditions of cold stress. Here we show that recombinant His-tagged CrhC, purified from Escherichia coli, is an ATP-independent RNA binding protein possessing RNA-dependent ATPase activity which is stimulated most efficiently by rRNA and polysome preparations. RNA strand displacement assays indicate that CrhC possesses RNA unwinding activity that is adenosine nucleotide specific. Unwinding of partially duplexed RNA proceeds in the 5'-->3' but not the 3'-->5' direction using standard assay conditions. Immunoprecipitation and far-western analysis indicate that CrhC is a component of a multisubunit complex, interacting specifically with a 37 kDa polypeptide. We propose that CrhC unwinds cold-stabilized secondary structure in the 5'-UTR of RNA during cold stress.

Indexed as

Cold TemperatureAdenosine TriphosphatasesAdenosine TriphosphateAmino Acid MotifsAnabaenaCatalysisCationsChromatography, AffinityCoenzymesMacromolecular SubstancesMolecular WeightPeptidesPrecipitin TestsProtein BindingRecombinant Fusion ProteinsRNAAdenosine TriphosphatasesAdenosine TriphosphateCationsCoenzymesMacromolecular SubstancesPeptidesRecombinant Fusion ProteinsRNARNA-Binding ProteinsRNA, Double-StrandedRNA Helicases

Identifiers

PMID11024172
PMCPMC110790
OpenAlexW2032827720

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.