Evidence map›Paper›PMID 20423332›Full record

ArticleThe Biochemical journal2010

Contribution of DEAH-box protein DHX16 in human pre-mRNA splicing.

Marieta Gencheva, Mitsuo Kato, Alain N S Newo, Ren-Jang Lin

Open access · greenAbstract readComparative Study
In one paragraph

Article in The Biochemical journal, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
0.7field-weighted citation impact, top 32% 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

19 citing papers in PubMed, 35 citations in OpenAlex.

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  14. [Correlation between fasting plasma glucose, HbA1c and DNA methylation in adult twins].Beijing da xue xue bao. Yi xue ban = Journal of Peking University. Health sciences · 2020
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  18. Genome-wide comprehensive analysis of human helicases.Communicative & integrative biology · 2011
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  19. Article
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.

Marieta GenchevaDepartment of Molecular and Cellular Biology, Beckman Research Institute of the City of Hope, Duarte, CA 91010, USA.
Mitsuo Kato
Alain N S Newo
Ren-Jang Lin
City Of Hope National Medical Center · US

Funding

FUNCTIONAL SPLICEOSOMES AND EXTRINSIC SPLICING FACTORSR01GM040639 · NIGMS · UNIVERSITY OF TEXAS AUSTIN · PI LIN, REN-JANG · 1988 to 2006
$2.0M
NIGMS NIH HHS GM40639NIGMS NIH HHS R01 GM040639
6 · The paper itself

Abstract

Studies of mammalian splicing factors are often focused on small nuclear ribonucleoproteins or regulatory RNA-binding proteins, such as hnRNP (heterogeneous nuclear ribonucleoprotein) and SR proteins (serine/arginine-rich proteins); however, much less is known about the contribution of DExD/H-box proteins or RNA helicases in mammalian pre-mRNA splicing. The human DEAH-box protein DHX16 [also known as DBP2 (DEAD-box protein 2)], is homologous with Caenorhabditis elegans Mog-4, Schizosaccharomyces pombe Prp8 and Saccharomyces cerevisiae Prp2. In the present study, we show that DHX16 is required for pre-mRNA splicing after the formation of a pre-catalytic spliceosome. We found that anti-DHX16 antiserum inhibited the splicing reaction in vitro and the antibody immunoprecipitated pre-mRNA, splicing intermediates and spliceosomal small nuclear RNAs. Cells that expressed DHX16 that had a mutation in the helicase domain accumulated unspliced intron-containing minigene transcripts. Nuclear extracts isolated from the dominant-negative DHX16-G724N-expressing cells formed splicing complex B, but were impaired in splicing. Adding extracts containing DHX16-G724N or DHX16-S552L mutant proteins to HeLa cell nuclear extracts resulted in reduced splicing, indicating that the mutant protein directly inhibited splicing in vitro. Therefore our results show that DHX16 is needed for human pre-mRNA splicing at a step analogous to that mediated by the S. cerevisiae spliceosomal ATPase Prp2.

Indexed as

CatalysisDEAD-box RNA HelicasesHeLa CellsHumansRNA PrecursorsRNA SplicingSaccharomyces cerevisiae ProteinsSpliceosomesDbp2 protein, S cerevisiaeDEAD-box RNA HelicasesRNA PrecursorsSaccharomyces cerevisiae Proteins

Identifiers

PMID20423332
PMCPMC3137565
OpenAlexW1994196736

What OpenQuestion holds

Textmetadata
LicenceTDM
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.