Evidence map›Paper›PMID 25544059›Full record

ArticleJournal of the American Chemical Society2015

Substoichiometric hydroxynonenylation of a single protein recapitulates whole-cell-stimulated antioxidant response.

Saba Parvez, Yuan Fu, Jiayang Li, Marcus J C Long, Hong-Yu Lin, Dustin K Lee, Gene S Hu, Yimon Aye

Abstract read
In one paragraph

Article in Journal of the American Chemical Society, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 41 papers.

0numbers the graph read from it
0cells of the map it votes in
41citing 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

41 citing papers in PubMed.

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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

8 authors.

Saba ParvezDepartment of Chemistry and Chemical Biology, Cornell University , Ithaca, New York 14853, United States.
Yuan Fu
Jiayang Li
Marcus J C Long
Hong-Yu Lin
Dustin K Lee
Gene S Hu
Yimon Aye

Funding

Deconvoluting Redox Biology with Targeted ChemistryDP2GM114850 · NIGMS · CORNELL UNIVERSITY · PI AYE, YIMON · 2014 to 2014
$2.3M
NCCDPHP CDC HHS 1DP2GM114850NIGMS NIH HHS DP2 GM114850
6 · The paper itself

Abstract

Lipid-derived electrophiles (LDEs) that can directly modify proteins have emerged as important small-molecule cues in cellular decision-making. However, because these diffusible LDEs can modify many targets [e.g., >700 cysteines are modified by the well-known LDE 4-hydroxynonenal (HNE)], establishing the functional consequences of LDE modification on individual targets remains devilishly difficult. Whether LDE modifications on a single protein are biologically sufficient to activate discrete redox signaling response downstream also remains untested. Herein, using T-REX (targetable reactive electrophiles and oxidants), an approach aimed at selectively flipping a single redox switch in cells at a precise time, we show that a modest level (∼34%) of HNEylation on a single target is sufficient to elicit the pharmaceutically important antioxidant response element (ARE) activation, and the resultant strength of ARE induction recapitulates that observed from whole-cell electrophilic perturbation. These data provide the first evidence that single-target LDE modifications are important individual events in mammalian physiology.

Indexed as

AldehydesAntioxidantsHEK293 CellsHumansModels, MolecularMolecular StructureOxidative StressProteins4-hydroxy-2-nonenalAldehydesAntioxidantsProteins

Identifiers

PMID25544059
PMCPMC4304447

What OpenQuestion holds

Textmetadata
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.