Synthesis and structure-activity-relationship studies of thiazolidinediones as antiplasmodial inhibitors of the Plasmodium falciparum cysteine protease falcipain-2

Following a structure-based virtual screening, a series of 2,4 thiazolidinediones was synthesized in order to explore structure activity relationships for inhibition of the Plasmodium falciparum cysteine protease falcipain-2 (FP-2) and of whole cell antiparasitic activity. Most compounds exhibited l...

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Main Authors: Sharma, Rajni Kant, Younis, Yassir, Mugumbate, Grace, Njoroge, Mathew, Gut, Jiri, Rosenthal, Philip J, Chibale, Kelly
Format: Article
Language:English
Published: Elsevier 2022
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Online Access:https://doi.org/10.1016/j.ejmech.2014.11.061
http://hdl.handle.net/11408/4923
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author Sharma, Rajni Kant
Younis, Yassir
Mugumbate, Grace
Njoroge, Mathew
Gut, Jiri
Rosenthal, Philip J
Chibale, Kelly
author_facet Sharma, Rajni Kant
Younis, Yassir
Mugumbate, Grace
Njoroge, Mathew
Gut, Jiri
Rosenthal, Philip J
Chibale, Kelly
author_sort Sharma, Rajni Kant
collection DSpace
description Following a structure-based virtual screening, a series of 2,4 thiazolidinediones was synthesized in order to explore structure activity relationships for inhibition of the Plasmodium falciparum cysteine protease falcipain-2 (FP-2) and of whole cell antiparasitic activity. Most compounds exhibited low micromolar antiplasmodial activities against the P. falciparum drug resistant W2 strain. The most active compounds of the series were tested for in vitro microsomal metabolic stability and found to be susceptible to hepatic metabolism. Subsequent metabolite identification studies highlighted the metabolic hot spots. Molecular docking studies of a frontrunner inhibitor were carried out to determine the probable binding mode of this class of inhibitors in the active site of FP-2.
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spelling ir-11408-49232022-06-28T12:30:24Z Synthesis and structure-activity-relationship studies of thiazolidinediones as antiplasmodial inhibitors of the Plasmodium falciparum cysteine protease falcipain-2 Sharma, Rajni Kant Younis, Yassir Mugumbate, Grace Njoroge, Mathew Gut, Jiri Rosenthal, Philip J Chibale, Kelly Antiplasmodial agents Falcipain-2 Thiazolidinone Following a structure-based virtual screening, a series of 2,4 thiazolidinediones was synthesized in order to explore structure activity relationships for inhibition of the Plasmodium falciparum cysteine protease falcipain-2 (FP-2) and of whole cell antiparasitic activity. Most compounds exhibited low micromolar antiplasmodial activities against the P. falciparum drug resistant W2 strain. The most active compounds of the series were tested for in vitro microsomal metabolic stability and found to be susceptible to hepatic metabolism. Subsequent metabolite identification studies highlighted the metabolic hot spots. Molecular docking studies of a frontrunner inhibitor were carried out to determine the probable binding mode of this class of inhibitors in the active site of FP-2. 2022-06-28T12:30:24Z 2022-06-28T12:30:24Z 2015 Article 0223-5234 https://doi.org/10.1016/j.ejmech.2014.11.061 http://hdl.handle.net/11408/4923 en European Journal of Medicinal Chemistry;90; Pages 507-518 open Elsevier
spellingShingle Antiplasmodial agents
Falcipain-2
Thiazolidinone
Sharma, Rajni Kant
Younis, Yassir
Mugumbate, Grace
Njoroge, Mathew
Gut, Jiri
Rosenthal, Philip J
Chibale, Kelly
Synthesis and structure-activity-relationship studies of thiazolidinediones as antiplasmodial inhibitors of the Plasmodium falciparum cysteine protease falcipain-2
title Synthesis and structure-activity-relationship studies of thiazolidinediones as antiplasmodial inhibitors of the Plasmodium falciparum cysteine protease falcipain-2
title_full Synthesis and structure-activity-relationship studies of thiazolidinediones as antiplasmodial inhibitors of the Plasmodium falciparum cysteine protease falcipain-2
title_fullStr Synthesis and structure-activity-relationship studies of thiazolidinediones as antiplasmodial inhibitors of the Plasmodium falciparum cysteine protease falcipain-2
title_full_unstemmed Synthesis and structure-activity-relationship studies of thiazolidinediones as antiplasmodial inhibitors of the Plasmodium falciparum cysteine protease falcipain-2
title_short Synthesis and structure-activity-relationship studies of thiazolidinediones as antiplasmodial inhibitors of the Plasmodium falciparum cysteine protease falcipain-2
title_sort synthesis and structure-activity-relationship studies of thiazolidinediones as antiplasmodial inhibitors of the plasmodium falciparum cysteine protease falcipain-2
topic Antiplasmodial agents
Falcipain-2
Thiazolidinone
url https://doi.org/10.1016/j.ejmech.2014.11.061
http://hdl.handle.net/11408/4923
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