Evidence map›Paper›PMID 35440644›Full record

ArticleNature communications2022

Secondary structure RNA elements control the cleavage activity of DICER.

Trung Duc Nguyen, Tam Anh Trinh, Sheng Bao, Tuan Anh Nguyen

Open access · goldAbstract read
In one paragraph

Article in Nature communications, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers.

0numbers the graph read from it
0cells of the map it votes in
33citing papers in PubMed
4.0field-weighted citation impact, top 5% 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

33 citing papers in PubMed, 49 citations in OpenAlex.

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  14. The biogenesis and regulation of animal microRNAs.Nature reviews. Molecular cell biology · 2025
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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

4 authors at 1 institution in 1 country.

Trung Duc Nguyen *Division of Life Science, The Hong Kong University of Science and Technology, Hong Kong, China.
Tam Anh Trinh *Division of Life Science, The Hong Kong University of Science and Technology, Hong Kong, China.
Sheng Bao *Division of Life Science, The Hong Kong University of Science and Technology, Hong Kong, China.
Tuan Anh NguyenDivision of Life Science, The Hong Kong University of Science and Technology, Hong Kong, China. tuananh@ust.hk.ORCID http://orcid.org/0000-0001-7793-2699
Hong Kong University of Science and Technology · HK

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The accurate and efficient cleavage of shRNAs and pre-miRNAs by DICER is crucial for their gene-silencing activity. Here, we conduct high-throughput DICER cleavage assays for more than ~20,000 different shRNAs and show the comprehensive cleavage activities of DICER on these sequences. We discover a single-nucleotide bulge (22-bulge), which facilitates the cleavage activity of DICER on shRNAs and human pre-miRNAs. As a result, this 22-bulge enhances the gene-silencing activity of shRNAs and the accuracy of miRNA biogenesis. In addition, various single-nucleotide polymorphism-edited 22-bulges are found to govern the cleavage sites of DICER on pre-miRNAs and thereby control their functions. Finally, we identify the single cleavage of DICER and reveal its molecular mechanism. Our findings improve the understanding of the DICER cleavage mechanism, provide a foundation for the design of accurate and efficient shRNAs for gene-silencing, and indicate the function of bulges in regulating miRNA biogenesis.

Indexed as

MicroRNAsRNA PrecursorsGene SilencingHumansPolymorphism, Single NucleotideRibonuclease IIIRNA, Small InterferingMicroRNAsRibonuclease IIIRNA PrecursorsRNA, Small Interfering

Identifiers

PMID35440644
PMCPMC9018771
OpenAlexW4224211372

What OpenQuestion holds

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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.