Evidence map›Paper›PMID 27218445›Full record

ArticleJournal of the American Chemical Society2016

Selective Phosphorylation Inhibitor of Delta Protein Kinase C-Pyruvate Dehydrogenase Kinase Protein-Protein Interactions: Application for Myocardial Injury in Vivo.

Nir Qvit, Marie-Hélène Disatnik, Eiketsu Sho, Daria Mochly-Rosen

Open access · greenAbstract read
In one paragraph

Article in Journal of the American Chemical Society, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
2.3field-weighted citation impact, top 12% 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

18 citing papers in PubMed, 37 citations in OpenAlex.

  1. Applications of Graphene Field Effect Biosensors for Biological Sensing.Advances in biochemical engineering/biotechnology · 2024
    Review
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  17. Engineered Substrate-Specific Delta PKC Antagonists to Enhance Cardiac Therapeutics.Angewandte Chemie (International ed. in English) · 2016
    Article
  18. 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.

Nir QvitDepartment of Chemical and Systems Biology, School of Medicine, Stanford University , Stanford, California 94305-5174, United States.
Marie-Hélène DisatnikDepartment of Chemical and Systems Biology, School of Medicine, Stanford University , Stanford, California 94305-5174, United States.
Eiketsu ShoNanjing, Jiangsu 210000, P.R. China.
Daria Mochly-RosenDepartment of Chemical and Systems Biology, School of Medicine, Stanford University , Stanford, California 94305-5174, United States.
Stanford University · US

Funding

Protein Kinase C Isozymes in Ischemic HeartR01HL052141 · NHLBI · STANFORD UNIVERSITY · PI MOCHLY-ROSEN, DARIA · 1996 to 2021
$8.5M
NHLBI NIH HHS R01 HL052141
6 · The paper itself

Abstract

Protein kinases regulate numerous cellular processes, including cell growth, metabolism, and cell death. Because the primary sequence and the three-dimensional structure of many kinases are highly similar, the development of selective inhibitors for only one kinase is challenging. Furthermore, many protein kinases are pleiotropic, mediating diverse and sometimes even opposing functions by phosphorylating multiple protein substrates. Here, we set out to develop an inhibitor of a selective protein kinase phosphorylation of only one of its substrates. Focusing on the pleiotropic delta protein kinase C (δPKC), we used a rational approach to identify a distal docking site on δPKC for its substrate, pyruvate dehydrogenase kinase (PDK). We reasoned that an inhibitor of PDK's docking should selectively inhibit the phosphorylation of only PDK without affecting phosphorylation of the other δPKC substrates. Our approach identified a selective inhibitor of PDK docking to δPKC with an in vitro Kd of ∼50 nM and reducing cardiac injury IC50 of ∼5 nM. This inhibitor, which did not affect the phosphorylation of other δPKC substrates even at 1 μM, demonstrated that PDK phosphorylation alone is critical for δPKC-mediated injury by heart attack. The approach we describe is likely applicable for the identification of other substrate-specific kinase inhibitors.

Indexed as

AnimalsMaleMice, Inbred BALB CMolecular Docking SimulationMyocardial Reperfusion InjuryPeptidesPhosphorylationProtein BindingProtein Kinase C-deltaProtein Kinase InhibitorsProtein Serine-Threonine KinasesPyruvate Dehydrogenase Acetyl-Transferring KinaseRats, Sprague-DawleyRats, WistarRecombinant ProteinsSubstrate SpecificityPeptidesProtein Kinase C-deltaProtein Kinase InhibitorsProtein Serine-Threonine KinasesPyruvate Dehydrogenase Acetyl-Transferring KinaseRecombinant Proteins

Identifiers

PMID27218445
PMCPMC5065007
OpenAlexW2412247684

What OpenQuestion holds

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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.