Evidence map›Paper›PMID 26095357›Full record

ArticleCell reports2015

Structural and Functional Analysis of the GADD34:PP1 eIF2α Phosphatase.

Meng S Choy, Permeen Yusoff, Irene C Lee, Jocelyn C Newton, Catherine W Goh, Rebecca Page, Shirish Shenolikar, Wolfgang Peti

Open access · goldAbstract read
In one paragraph

Article in Cell reports, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 95 papers.

0numbers the graph read from it
0cells of the map it votes in
95citing papers in PubMed
5.8field-weighted citation impact, top 3% 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

95 citing papers in PubMed, 143 citations in OpenAlex.

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  10. Optimizing Human Cell-Free System for Efficient Protein Production.Journal of microbiology and biotechnology · 2025
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  14. LMTK2 switches on canonical TGF-β1 signaling in human bronchial epithelial cells.American journal of physiology. Lung cellular and molecular physiology · 2024
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  15. A protein phosphatase 1 specificProceedings of the National Academy of Sciences of the United States of America · 2024
    Article
  16. Article
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  19. Review
  20. Article

35 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

8 authors at 2 institutions in 2 countries.

Meng S ChoyDepartment of Molecular Pharmacology, Physiology and Biotechnology, Brown University, Providence, RI 02912, USA.
Permeen YusoffSignature Research Program in Cardiovascular and Metabolic Disorders, Duke-NUS Graduate Medical School, Singapore 169857, Singapore.
Irene C LeeSignature Research Program in Neuroscience and Behavioral Disorders, Duke-NUS Graduate Medical School, Singapore 169857, Singapore.
Jocelyn C NewtonDepartment of Molecular Biology, Cell Biology and Biochemistry, Brown University, Providence, RI 02912, USA.
Catherine W GohSignature Research Program in Neuroscience and Behavioral Disorders, Duke-NUS Graduate Medical School, Singapore 169857, Singapore.
Rebecca PageDepartment of Molecular Biology, Cell Biology and Biochemistry, Brown University, Providence, RI 02912, USA.
Shirish ShenolikarSignature Research Program in Cardiovascular and Metabolic Disorders, Duke-NUS Graduate Medical School, Singapore 169857, Singapore; Signature Research Program in Neuroscience and Behavioral Disorders, Duke-NUS Graduate Medical School, Singapore 169857, Singapore. Electronic address: shirish.shenolikar@duke-nus.edu.sg.
Wolfgang PetiDepartment of Molecular Pharmacology, Physiology and Biotechnology, Brown University, Providence, RI 02912, USA; Department of Chemistry, Brown University, Providence, RI 02912, USA. Electronic address: wolfgang_peti@brown.edu.
Brown University · USDuke-NUS Medical School · SG

Funding

X-ray Absorption Spectroscopy (XAS) pp.711-759P41GM103393 · NIGMS · STANFORD UNIVERSITY · PI HODGSON, KEITH O · 2012 to 2019
$30.6M
The Regulation of PP1 in the NucleusR01GM098482 · NIGMS · UNIVERSITY OF ARIZONA · PI PAGE, REBECCA · 2011 to 2019
$2.8M
Supplement for "Serine/Threonine Phosphatases in Neurological Diseases"R01NS091336 · NINDS · UNIVERSITY OF ARIZONA · PI PAGE, REBECCA, PETI, WOLFGANG · 2015 to 2019
$1.8M
NIGMS NIH HHS P41 GM103393NIGMS NIH HHS P41GM103393NIGMS NIH HHS R01 GM098482NIGMS NIH HHS R01GM098482NINDS NIH HHS R01 NS091336NINDS NIH HHS R01NS091336
6 · The paper itself

Abstract

The attenuation of protein synthesis via the phosphorylation of eIF2α is a major stress response of all eukaryotic cells. The growth-arrest- and DNA-damage-induced transcript 34 (GADD34) bound to the serine/threonine protein phosphatase 1 (PP1) is the necessary eIF2α phosphatase complex that returns mammalian cells to normal protein synthesis following stress. The molecular basis by which GADD34 recruits PP1 and its substrate eIF2α are not fully understood, hindering our understanding of the remarkable selectivity of the GADD34:PP1 phosphatase for eIF2α. Here, we report detailed structural and functional analyses of the GADD34:PP1 holoenzyme and its recruitment of eIF2α. The data highlight independent interactions of PP1 and eIF2α with GADD34, demonstrating that GADD34 functions as a scaffold both in vitro and in cells. This work greatly enhances our molecular understanding of a major cellular eIF2α phosphatase and establishes the foundation for future translational work.

Indexed as

Structure-Activity RelationshipAnimalsBinding SitesCell LineCrystallography, X-RayDNA DamageEscherichia coliEukaryotic Initiation Factor-2PhosphorylationProtein BiosynthesisProtein Phosphatase 1Eukaryotic Initiation Factor-2PPP1R15A protein, humanProtein Phosphatase 1

Identifiers

PMID26095357
PMCPMC4489983
OpenAlexW1572008227

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.