A Quantitative Structure-Activity Relationship and Molecular Modeling Study on a Series of Heteroaryl- and Heterocyclyl-Substituted Imidazo[1,2-a]Pyridine Derivatives Acting as Acid Pump Antagonists

A quantitative structure-activity relationship (QSAR) and molecular docking study has been performed on a series of heteroaryl- and heterocyclyl-substituted imidazo[1,2-a]pyridine derivatives acting as acid pump antagonists in order to have a better understanding of the mechanism of H+/K+-ATPase inh...

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Main Authors: Neeraj Agarwal, Anubha Bajpai, Satya P. Gupta
Format: Article
Language:English
Published: Wiley 2013-01-01
Series:Biochemistry Research International
Online Access:http://dx.doi.org/10.1155/2013/141469
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author Neeraj Agarwal
Anubha Bajpai
Satya P. Gupta
author_facet Neeraj Agarwal
Anubha Bajpai
Satya P. Gupta
author_sort Neeraj Agarwal
collection DOAJ
description A quantitative structure-activity relationship (QSAR) and molecular docking study has been performed on a series of heteroaryl- and heterocyclyl-substituted imidazo[1,2-a]pyridine derivatives acting as acid pump antagonists in order to have a better understanding of the mechanism of H+/K+-ATPase inhibition. The QSAR study shows a significant correlation of activity with Global Topological Charge Indices (GTCI) of the compounds and the hydrophobic constant of some substituents, indicating that the charge transfer within the molecule and the hydrophobic property of some substituents will be the controlling factor of the activity of these compounds and that there can be dispersion interaction between the molecules and the receptor, where some substituents may have hydrophobic interaction, too. Based on this correlation some new compounds with higher potency have been predicted and their docking study has been performed to see if they can have better interaction with the receptor. The ADME properties of these predicted compounds have also been reported that follow Lipinski’s rule of five.
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issn 2090-2247
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publishDate 2013-01-01
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series Biochemistry Research International
spelling doaj-art-3822205f55e9474a85eb2ecf710a9f712025-02-03T05:43:53ZengWileyBiochemistry Research International2090-22472090-22552013-01-01201310.1155/2013/141469141469A Quantitative Structure-Activity Relationship and Molecular Modeling Study on a Series of Heteroaryl- and Heterocyclyl-Substituted Imidazo[1,2-a]Pyridine Derivatives Acting as Acid Pump AntagonistsNeeraj Agarwal0Anubha Bajpai1Satya P. Gupta2Department of Biotechnology, Meerut Institute of Engineering and Technology, Meerut 250005, IndiaDepartment of Biotechnology, Meerut Institute of Engineering and Technology, Meerut 250005, IndiaDepartment of Pharmaceutical Technology and Department of Applied Sciences, Meerut Institute of Engineering and Technology, Meerut 250005, IndiaA quantitative structure-activity relationship (QSAR) and molecular docking study has been performed on a series of heteroaryl- and heterocyclyl-substituted imidazo[1,2-a]pyridine derivatives acting as acid pump antagonists in order to have a better understanding of the mechanism of H+/K+-ATPase inhibition. The QSAR study shows a significant correlation of activity with Global Topological Charge Indices (GTCI) of the compounds and the hydrophobic constant of some substituents, indicating that the charge transfer within the molecule and the hydrophobic property of some substituents will be the controlling factor of the activity of these compounds and that there can be dispersion interaction between the molecules and the receptor, where some substituents may have hydrophobic interaction, too. Based on this correlation some new compounds with higher potency have been predicted and their docking study has been performed to see if they can have better interaction with the receptor. The ADME properties of these predicted compounds have also been reported that follow Lipinski’s rule of five.http://dx.doi.org/10.1155/2013/141469
spellingShingle Neeraj Agarwal
Anubha Bajpai
Satya P. Gupta
A Quantitative Structure-Activity Relationship and Molecular Modeling Study on a Series of Heteroaryl- and Heterocyclyl-Substituted Imidazo[1,2-a]Pyridine Derivatives Acting as Acid Pump Antagonists
Biochemistry Research International
title A Quantitative Structure-Activity Relationship and Molecular Modeling Study on a Series of Heteroaryl- and Heterocyclyl-Substituted Imidazo[1,2-a]Pyridine Derivatives Acting as Acid Pump Antagonists
title_full A Quantitative Structure-Activity Relationship and Molecular Modeling Study on a Series of Heteroaryl- and Heterocyclyl-Substituted Imidazo[1,2-a]Pyridine Derivatives Acting as Acid Pump Antagonists
title_fullStr A Quantitative Structure-Activity Relationship and Molecular Modeling Study on a Series of Heteroaryl- and Heterocyclyl-Substituted Imidazo[1,2-a]Pyridine Derivatives Acting as Acid Pump Antagonists
title_full_unstemmed A Quantitative Structure-Activity Relationship and Molecular Modeling Study on a Series of Heteroaryl- and Heterocyclyl-Substituted Imidazo[1,2-a]Pyridine Derivatives Acting as Acid Pump Antagonists
title_short A Quantitative Structure-Activity Relationship and Molecular Modeling Study on a Series of Heteroaryl- and Heterocyclyl-Substituted Imidazo[1,2-a]Pyridine Derivatives Acting as Acid Pump Antagonists
title_sort quantitative structure activity relationship and molecular modeling study on a series of heteroaryl and heterocyclyl substituted imidazo 1 2 a pyridine derivatives acting as acid pump antagonists
url http://dx.doi.org/10.1155/2013/141469
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