Evidence map›Paper›PMID 20524021›Full record

ArticleJournal of molecular modeling2011

Computer-aided molecular design of 1H-imidazole-2,4-diamine derivatives as potential inhibitors of Plasmodium falciparum DHFR enzyme.

Legesse Adane, Prasad V Bharatam

Abstract read
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In one paragraph

Article in Journal of molecular modeling, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
2.4field-weighted citation impact, top 12% 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

7 citing papers in PubMed, 36 citations in OpenAlex.

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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

2 authors at 2 institutions in 1 country.

Legesse AdaneDepartment of Medicinal Chemistry, National Institute of Pharmaceutical Education and Research, SAS Nagar 160 062, Mohali, Punjab, India.
Prasad V Bharatam
National Institute of Pharmaceutical Education and Research · INNational Institute of Pharmaceutical Education and Research · IN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Design and discovery of new potential inhibitors of Plasmodium falciparum dihydrofolate reductase (PfDHFR), equally active against both the wild-type and mutant strains, is urgently needed. In this study, a computer-aided molecular design approach that involved ab initio molecular orbital and density functional theory calculations, along with molecular electrostatic potential analysis, and molecular docking studies was employed to design 15 1H-imidazole-2,4-diamine derivatives as potential inhibitors of PfDHFR enzyme. Visual inspection of the binding modes of the compounds demonstrated that they all interact, via H-bond interactions, with key amino acid residues (Asp54, Ileu/Leu164, Asn/Ser108 and Ile14) similar to those of WR99210 (3) in the active site of the enzymes used in the study. These interactions are known to be essential for enzyme inhibition. These compounds showed better or comparable binding affinities to that of the bound ligand (WR99210). In silico toxicity predictions, carried out using TOPKAT software, also indicated that the compounds are non-toxic.

Indexed as

Computer-Aided DesignDrug DesignCatalytic DomainDiaminesEnzyme InhibitorsModels, MolecularPlasmodium falciparumProtein BindingTetrahydrofolate DehydrogenaseDiaminesEnzyme InhibitorsTetrahydrofolate Dehydrogenase

Identifiers

PMID20524021
OpenAlexW1974206960

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.