Evidence map›Paper›PMID 27940950›Full record

ArticleGenome research2017

A GC-rich sequence feature in the 3' UTR directs UPF1-dependent mRNA decay in mammalian cells.

Naoto Imamachi, Kazi Abdus Salam, Yutaka Suzuki, Nobuyoshi Akimitsu

Abstract read
In one paragraph

Article in Genome research, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 62 papers.

0numbers the graph read from it
0cells of the map it votes in
62citing 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

62 citing papers in PubMed.

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2 more citing papers are in PubMed but not listed here.

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.

Naoto ImamachiIsotope Science Center, The University of Tokyo, Bunkyo-ku, Tokyo 113-0032, Japan.
Kazi Abdus SalamIsotope Science Center, The University of Tokyo, Bunkyo-ku, Tokyo 113-0032, Japan.
Yutaka SuzukiDepartment of Computational Biology and Medical Sciences, Graduate School of Frontier Sciences, The University of Tokyo, Kashiwa, Chiba 277-8562, Japan.
Nobuyoshi AkimitsuIsotope Science Center, The University of Tokyo, Bunkyo-ku, Tokyo 113-0032, Japan.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Up-frameshift protein 1 (UPF1) is an ATP-dependent RNA helicase that has essential roles in RNA surveillance and in post-transcriptional gene regulation by promoting the degradation of mRNAs. Previous studies revealed that UPF1 is associated with the 3' untranslated region (UTR) of target mRNAs via as-yet-unknown sequence features. Herein, we aimed to identify characteristic sequence features of UPF1 targets. We identified 246 UPF1 targets by measuring RNA stabilization upon UPF1 depletion and by identifying mRNAs that associate with UPF1. By analyzing RNA footprint data of phosphorylated UPF1 and two CLIP-seq data of UPF1, we found that 3' UTR but not 5' UTRs or open reading frames of UPF1 targets have GC-rich motifs embedded in high GC-content regions. Reporter gene experiments revealed that GC-rich motifs in UPF1 targets were indispensable for UPF1-mediated mRNA decay. These findings highlight the important features of UPF1 target 3' UTRs.

Indexed as

3' Untranslated RegionsGC Rich SequenceNonsense Mediated mRNA DecayHeLa CellsHumansRNA HelicasesRNA, MessengerTrans-Activators3' Untranslated RegionsRNA HelicasesRNA, MessengerTrans-ActivatorsUPF1 protein, human

Identifiers

PMID27940950
PMCPMC5340968

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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.