Dihydropyrimidones: A ligands urease recognition study and mechanistic insight through in vitro and in silico approach

Farman Ali Khan, Shahbaz Shamim, Nisar Ullah, Muhammad Arif Lodhi*, Khalid Mohammed Khan, Kanwal, Farman Ali, Sahib Gul Afridi, Shahnaz Perveen, Ajmal Khan*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

3 Scopus citations

Abstract

Scaffold varied dihydropyrimidone derivatives 1–20 were evaluated for their selective urease inhibitory kinetics potential. Compounds 1, 2, 3, 4, 5, 6, and 12 were found to be the most promising urease inhibitors and showed the inhibition (Ki values) within the range of 9.9 ± 0.5 to 18.3 ± 0.4 µM. Lineweaver–Burk plot, Dixon plot and their secondary replots confirm that all these molecules have followed competitive mode of inhibition. Docking arrangements (MOE) revealed that all the ligands bind in the active site and therefore compete with substrate urea. Molecular docking studies of all compounds have confirmed the binding interactions of various ligands with the amino acid residues as well as Ni atoms of active site. Furthermore, these compounds 1–20 were also tested for their cytotoxicity against human neutrophils and plants and were found to be non-toxic.

Original languageEnglish
Pages (from-to)120-132
Number of pages13
JournalMedicinal Chemistry Research
Volume30
Issue number1
DOIs
StatePublished - Jan 2021

Bibliographical note

Publisher Copyright:
© 2020, Springer Science+Business Media, LLC, part of Springer Nature.

Keywords

  • Dihydropyrimidones
  • Enzyme kinetics
  • Michaelis–Menten kinetics
  • Neutrophil based cytotoxicity
  • Phytotoxicity

ASJC Scopus subject areas

  • Pharmacology, Toxicology and Pharmaceutics (all)
  • Organic Chemistry

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