Evidence map›Paper›PMID 23282142›Full record

ArticleBMC bioinformatics2012

Discovery of a new class of inhibitors for the protein arginine deiminase type 4 (PAD4) by structure-based virtual screening.

Chian Ying Teo, Steven Shave, Adam Leow Thean Chor, Abu Bakar Salleh, Mohd Basyaruddin Bin Abdul Rahman, Malcolm D Walkinshaw, Bimo A Tejo

Abstract read
In one paragraph

Article in BMC bioinformatics, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing 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

16 citing papers in PubMed.

  1. Article
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  6. Inhibition ofSaudi journal of biological sciences · 2022
    Article
  7. Inhibition of NETosis for treatment purposes: friend or foe?Molecular and cellular biochemistry · 2022
    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

7 authors.

Chian Ying TeoDepartment of Chemistry, Faculty of Science, Universiti Putra Malaysia, 43400 UPM Serdang, Malaysia.
Steven Shave
Adam Leow Thean Chor
Abu Bakar Salleh
Mohd Basyaruddin Bin Abdul Rahman
Malcolm D Walkinshaw
Bimo A Tejo

Funding

Wellcome Trust 092076
6 · The paper itself

Abstract

backgroundRheumatoid arthritis (RA) is an autoimmune disease with unknown etiology. Anticitrullinated protein autoantibody has been documented as a highly specific autoantibody associated with RA. Protein arginine deiminase type 4 (PAD4) is the enzyme responsible for catalyzing the conversion of peptidylarginine into peptidylcitrulline. PAD4 is a new therapeutic target for RA treatment. In order to search for inhibitors of PAD4, structure-based virtual screening was performed using LIDAEUS (Ligand discovery at Edinburgh university). Potential inhibitors were screened experimentally by inhibition assays.

resultsTwenty two of the top-ranked water-soluble compounds were selected for inhibitory screening against PAD4. Three compounds showed significant inhibition of PAD4 and their IC50 values were investigated. The structures of the three compounds show no resemblance with previously discovered PAD4 inhibitors, nor with existing drugs for RA treatment.

conclusionThree compounds were discovered as potential inhibitors of PAD4 by virtual screening. The compounds are commercially available and can be used as scaffolds to design more potent inhibitors against PAD4.

Indexed as

Antirheumatic AgentsArthritis, RheumatoidComputational BiologyDrug DiscoveryEnzyme InhibitorsEscherichia coliHumansHydrolasesLigandsProtein-Arginine DeiminasesProtein-Arginine Deiminase Type 4Protein ConformationStructure-Activity RelationshipAntirheumatic AgentsEnzyme InhibitorsHydrolasesLigandsPADI4 protein, humanProtein-Arginine DeiminasesProtein-Arginine Deiminase Type 4

Identifiers

PMID23282142
PMCPMC3521205

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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.