Evidence map›Paper›PMID 31965799›Full record

ArticleJournal of medicinal chemistry2020

Clobetasol Propionate Is a Heme-Mediated Selective Inhibitor of Human Cytochrome P450 3A5.

William C Wright, Jude Chenge, Jingheng Wang, Hazel M Girvan, Lei Yang, Sergio C Chai, Andrew D Huber, Jing Wu, Peter O Oladimeji, Andrew W Munro and 1 more

Open access · greenAbstract read
In one paragraph

Article in Journal of medicinal chemistry, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed
6.5field-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

24 citing papers in PubMed, 55 citations in OpenAlex.

  1. Article
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  6. CYP3A5 promotes glioblastoma stemness and chemoresistance through fine-tuning NADJournal of experimental & clinical cancer research : CR · 2025
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  11. Pharmaceutical biology · 2022
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  13. Ethacrynic acid is an inhibitor of human factor XIIIa.BMC pharmacology & toxicology · 2022
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  14. Article
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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

11 authors at 2 institutions in 2 countries.

William C WrightDepartment of Chemical Biology and Therapeutics , St. Jude Children's Research Hospital , Memphis , Tennessee 38105-3678 , United States.
Jude ChengeDepartment of Chemical Biology and Therapeutics , St. Jude Children's Research Hospital , Memphis , Tennessee 38105-3678 , United States.
Jingheng WangDepartment of Chemical Biology and Therapeutics , St. Jude Children's Research Hospital , Memphis , Tennessee 38105-3678 , United States.
Hazel M GirvanManchester Institute of Biotechnology, School of Natural Sciences, Department of Chemistry , The University of Manchester , Manchester M1 7DN , U.K.
Lei YangDepartment of Chemical Biology and Therapeutics , St. Jude Children's Research Hospital , Memphis , Tennessee 38105-3678 , United States.
Sergio C ChaiDepartment of Chemical Biology and Therapeutics , St. Jude Children's Research Hospital , Memphis , Tennessee 38105-3678 , United States.ORCID 0000-0002-8257-8599
Andrew D HuberDepartment of Chemical Biology and Therapeutics , St. Jude Children's Research Hospital , Memphis , Tennessee 38105-3678 , United States.
Jing WuDepartment of Chemical Biology and Therapeutics , St. Jude Children's Research Hospital , Memphis , Tennessee 38105-3678 , United States.
Peter O OladimejiDepartment of Chemical Biology and Therapeutics , St. Jude Children's Research Hospital , Memphis , Tennessee 38105-3678 , United States.
Andrew W MunroManchester Institute of Biotechnology, School of Natural Sciences, Department of Chemistry , The University of Manchester , Manchester M1 7DN , U.K.ORCID 0000-0002-4642-180X
Taosheng ChenDepartment of Chemical Biology and Therapeutics , St. Jude Children's Research Hospital , Memphis , Tennessee 38105-3678 , United States.ORCID 0000-0001-6420-3809
St. Jude Children's Research Hospital · USUniversity of Manchester · GB

Funding

Viral Vector Technology (VVTSR)P30CA021765 · NCI · ST. JUDE CHILDREN'S RESEARCH HOSPITAL · PI CHARLES ROBERTS · 1985 to 2026
$166.9M
Regulation of xenobiotic receptors PXR and CAR: implications in drug dispositionR35GM118041 · NIGMS · ST. JUDE CHILDREN'S RESEARCH HOSPITAL · PI Taosheng Chen · 2016 to 2026
$4.3M
Biotechnology and Biological Sciences Research Council BB/M017702/1NCI NIH HHS P30 CA021765NIGMS NIH HHS R35 GM118041
6 · The paper itself

Abstract

The human cytochrome P450 (CYP) enzymes CYP3A4 and CYP3A5 metabolize most drugs and have high similarities in their structure and substrate preference. Whereas CYP3A4 is predominantly expressed in the liver, CYP3A5 is upregulated in cancer, contributing to drug resistance. Selective inhibitors of CYP3A5 are, therefore, critical to validating it as a therapeutic target. Here we report clobetasol propionate (clobetasol) as a potent and selective CYP3A5 inhibitor identified by high-throughput screening using enzymatic and cell-based assays. Molecular dynamics simulations suggest a close proximity of clobetasol to the heme in CYP3A5 but not in CYP3A4. UV-visible spectroscopy and electron paramagnetic resonance analyses confirmed the formation of an inhibitory type I heme-clobetasol complex in CYP3A5 but not in CYP3A4, thus explaining the CYP3A5 selectivity of clobetasol. Our results provide a structural basis for selective CYP3A5 inhibition, along with mechanistic insights, and highlight clobetasol as an important chemical tool for target validation.

Indexed as

Cell Line, TumorClobetasolCytochrome P-450 CYP3ACytochrome P-450 CYP3A InhibitorsEnzyme AssaysHemeHigh-Throughput Screening AssaysHumansMolecular Docking SimulationMolecular Dynamics SimulationProtein BindingClobetasolCYP3A5 protein, humanCytochrome P-450 CYP3ACytochrome P-450 CYP3A InhibitorsHeme

Identifiers

PMID31965799
PMCPMC7087482
OpenAlexW3002669302

What OpenQuestion holds

Textmetadata
LicenceTDM
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.