Evidence map›Paper›PMID 32424158›Full record

ArticleNature communications2020

Structural insights into the inhibition mechanism of human sterol O-acyltransferase 1 by a competitive inhibitor.

Chengcheng Guan, Yange Niu, Si-Cong Chen, Yunlu Kang, Jing-Xiang Wu, Koji Nishi, Catherine C Y Chang, Ta-Yuan Chang, Tuoping Luo, Lei Chen

Open access · goldAbstract read
In one paragraph

Article in Nature communications, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 55 papers.

0numbers the graph read from it
0cells of the map it votes in
55citing papers in PubMed
12.5field-weighted citation impact, top 1% 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

55 citing papers in PubMed, 78 citations in OpenAlex.

  1. Article
  2. Review
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  6. Review
  7. Structural basis for Porcupine inhibition.Communications chemistry · 2025
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  9. Essential Biology of Lipid Droplets.Annual review of biochemistry · 2025
    Review
  10. Article
  11. Review
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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

10 authors at 2 institutions in 2 countries.

Chengcheng GuanState Key Laboratory of Membrane Biology, Institute of Molecular Medicine, Peking University, Beijing Key Laboratory of Cardiometabolic Molecular Medicine, 100871, Beijing, China.
Yange NiuState Key Laboratory of Membrane Biology, Institute of Molecular Medicine, Peking University, Beijing Key Laboratory of Cardiometabolic Molecular Medicine, 100871, Beijing, China.
Si-Cong ChenKey Laboratory of Bioorganic Chemistry and Molecular Engineering, Ministry of Education and Beijing National Laboratory for Molecular Science, College of Chemistry and Molecular Engineering, Peking University, 100871, Beijing, China.
Yunlu KangState Key Laboratory of Membrane Biology, Institute of Molecular Medicine, Peking University, Beijing Key Laboratory of Cardiometabolic Molecular Medicine, 100871, Beijing, China.
Jing-Xiang WuState Key Laboratory of Membrane Biology, Institute of Molecular Medicine, Peking University, Beijing Key Laboratory of Cardiometabolic Molecular Medicine, 100871, Beijing, China.
Koji NishiDepartment of Biochemistry and Cell Biology, Geisel School of Medicine at Dartmouth, Hanover, NH, 03755, USA.
Catherine C Y ChangDepartment of Biochemistry and Cell Biology, Geisel School of Medicine at Dartmouth, Hanover, NH, 03755, USA.ORCID http://orcid.org/0000-0002-2187-8299
Ta-Yuan ChangDepartment of Biochemistry and Cell Biology, Geisel School of Medicine at Dartmouth, Hanover, NH, 03755, USA.
Tuoping LuoKey Laboratory of Bioorganic Chemistry and Molecular Engineering, Ministry of Education and Beijing National Laboratory for Molecular Science, College of Chemistry and Molecular Engineering, Peking University, 100871, Beijing, China.ORCID http://orcid.org/0000-0003-2156-3198
Lei ChenState Key Laboratory of Membrane Biology, Institute of Molecular Medicine, Peking University, Beijing Key Laboratory of Cardiometabolic Molecular Medicine, 100871, Beijing, China. chenlei2016@pku.edu.cn.ORCID http://orcid.org/0000-0002-7619-8311
Peking University · CNDartmouth College · US

Funding

Impact of microglial cholesterol storage on neuroinflammationR01AG037609 · NIA · DARTMOUTH COLLEGE · PI CHANG, TA YUAN · 2010 to 2019
$3.3M
Alleviating lysosomal lipid defects in ADRD by blocking cholesterol storageR01AG063544 · NIA · DARTMOUTH COLLEGE · PI CHANG, TA YUAN · 2018 to 2021
$2.3M
NIA NIH HHS R01 AG037609NIA NIH HHS R01 AG063544
6 · The paper itself

Abstract

Sterol O-acyltransferase 1 (SOAT1) is an endoplasmic reticulum (ER) resident, multi-transmembrane enzyme that belongs to the membrane-bound O-acyltransferase (MBOAT) family. It catalyzes the esterification of cholesterol to generate cholesteryl esters for cholesterol storage. SOAT1 is a target to treat several human diseases. However, its structure and mechanism remain elusive since its discovery. Here, we report the structure of human SOAT1 (hSOAT1) determined by cryo-EM. hSOAT1 is a tetramer consisted of a dimer of dimer. The structure of hSOAT1 dimer at 3.5 Å resolution reveals that a small molecule inhibitor CI-976 binds inside the catalytic chamber and blocks the accessibility of the active site residues H460, N421 and W420. Our results pave the way for future mechanistic study and rational drug design targeting hSOAT1 and other mammalian MBOAT family members.

Indexed as

Binding SitesBiocatalysisEnzyme InhibitorsHEK293 CellsHumansLigandsProtein MultimerizationSterol O-AcyltransferaseStructure-Activity RelationshipSubstrate SpecificityEnzyme InhibitorsLigandsSterol O-Acyltransferasesterol O-acyltransferase 1

Identifiers

PMID32424158
PMCPMC7234994
OpenAlexW3025883970

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.