Evidence map›Paper›PMID 32178362›Full record

ArticleMolecules (Basel, Switzerland)2020

Spontaneous Hinge-Bending Motions of Angiotensin I Converting Enzyme: Role in Activation and Inhibition.

Thi Tuong Vy, Seong-Yeong Heo, Won-Kyo Jung, Myunggi Yi

Erratum issuedAbstract read
In one paragraph

Article in Molecules (Basel, Switzerland), 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing 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

11 citing papers in PubMed.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

4 authors.

Thi Tuong VyInterdisciplinary Program of Biomedical, Electrical & Mechanical Engineering, Pukyong National University, Busan 48513, Korea.ORCID 0000-0002-7416-4484
Seong-Yeong HeoInterdisciplinary Program of Biomedical, Electrical & Mechanical Engineering, Pukyong National University, Busan 48513, Korea.
Won-Kyo JungInterdisciplinary Program of Biomedical, Electrical & Mechanical Engineering, Pukyong National University, Busan 48513, Korea.ORCID 0000-0002-1615-750X
Myunggi YiInterdisciplinary Program of Biomedical, Electrical & Mechanical Engineering, Pukyong National University, Busan 48513, Korea.ORCID 0000-0003-4864-959X

Funding

Pukyong National University C-D-2017-0984
6 · The paper itself

Abstract

The inhibition of human angiotensin I converting enzyme (ACE) has been regarded as a promising approach for the treatment of hypertension. Despite research attempts over many years, our understanding the mechanisms of activation and inhibition of ACE is still far from complete. Here, we present results of all atom molecular dynamics simulations of ACE with and without ligands. Two types of inhibitors, competitive and mixed non-competitive, were used to model the ligand bound forms. In the absence of a ligand the simulation showed spontaneous large hinge-bending motions of multiple conversions between the closed and open states of ACE, while the ligand bound forms were stable in the closed state. Our simulation results imply that the equilibrium between pre-existing backbone conformations shifts in the presence of a ligand. The hinge-bending motion of ACE is considered as an essential to the enzyme function. A mechanistic model of activation and the inhibition may provide valuable information for novel inhibitors of ACE.

Indexed as

Protein ConformationBinding SitesHumansHypertensionLigandsMolecular Dynamics SimulationPeptidyl-Dipeptidase AProtein BindingThermodynamicsACE protein, humanLigandsPeptidyl-Dipeptidase Aactivation and inhibition mechanismangiotensin converting enzymehinge-bending motionMD simulationspontaneous conformational change

Identifiers

PMID32178362
PMCPMC7146279

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LicenceCC BY
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Registered trials

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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.