In silico prediction of the inhibitory effect of phytochemical components extracted from Knautia sarajevensis on the main protease of SARS-CoV-2 virus

Essential role in replication and transcription of coronavirus makes the main protease of SARS-CoV-2 a great traget for drug design. The aim of this study was to predict structural interactions of compounds isolated from the Bosnian-Herzegovinian endemic plant Knautia sarajevensis (G. Beck) Szabó a...

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Main Authors: Tarik Corbo, Merima Miralem, Abdurahim Kalajdzic, Naris Pojskic
Format: Article
Language:English
Published: University of Sarajevo, Institute for Genetic Engineering and Biotechnology 2022-12-01
Series:Genetics & Applications
Subjects:
Online Access:https://genapp.ba/editions/index.php/journal/article/view/152
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author Tarik Corbo
Merima Miralem
Abdurahim Kalajdzic
Naris Pojskic
author_facet Tarik Corbo
Merima Miralem
Abdurahim Kalajdzic
Naris Pojskic
author_sort Tarik Corbo
collection DOAJ
description Essential role in replication and transcription of coronavirus makes the main protease of SARS-CoV-2 a great traget for drug design. The aim of this study was to predict structural interactions of compounds isolated from the Bosnian-Herzegovinian endemic plant Knautia sarajevensis (G. Beck) Szabó against the 3CLpro of SARS-CoV-2 virus. The three-dimensional crystal structure of SARS-CoV-2 main protease was retrieved from the RCSB Protein Data Bank and the three-dimensional structures of isolated compounds were obtained from the PubChem database. Active site was predicted using PrankWeb, while the preparation of protease and compounds was performed using AutoDock Tools and OpenBabel. Molecular docking was carried out using AutoDock Vina. Structural interactions are visualised and analyzed using PyMOL, LigPlus and UCSF Chimera. Apigenin, kaempferol, myricetin and quercetin showed the highest binding affinity for SARS-CoV-2 main protease and formed significant hydrogen bonds with the given protein. Results obtained in this study are in accordance with previous studies and showed that these compounds could potentially have antiviral effects against SARS-CoV-2. These findings indicate that K. sarajevensis could be potentially utilized as an adjuvant in the treatment of coronavirus disease 2019, but further pharmacological studies are required in order to prove the potential medicinal use of the plant.
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spelling doaj.art-92a828fac3a84fbbbe93fe0a7875a3502022-12-22T04:21:21ZengUniversity of Sarajevo, Institute for Genetic Engineering and BiotechnologyGenetics & Applications2566-29372566-431X2022-12-016210.31383/ga.vol6iss2ga03In silico prediction of the inhibitory effect of phytochemical components extracted from Knautia sarajevensis on the main protease of SARS-CoV-2 virusTarik Corbo0Merima Miralem1Abdurahim Kalajdzic2Naris Pojskic3University of Sarajevo – Institute for Genetic Engineering and Biotechnology, Zmaja od Bosne 8, Sarajevo 71000, Bosnia and HerzegovinaUniversity of Sarajevo – Institute for Genetic Engineering and Biotechnology, Zmaja od Bosne 8, Sarajevo 71000, Bosnia and HerzegovinaUniversity of Sarajevo – Institute for Genetic Engineering and Biotechnology, Zmaja od Bosne 8, Sarajevo 71000, Bosnia and HerzegovinaUniversity of Sarajevo – Institute for Genetic Engineering and Biotechnology, Zmaja od Bosne 8, Sarajevo 71000, Bosnia and Herzegovina Essential role in replication and transcription of coronavirus makes the main protease of SARS-CoV-2 a great traget for drug design. The aim of this study was to predict structural interactions of compounds isolated from the Bosnian-Herzegovinian endemic plant Knautia sarajevensis (G. Beck) Szabó against the 3CLpro of SARS-CoV-2 virus. The three-dimensional crystal structure of SARS-CoV-2 main protease was retrieved from the RCSB Protein Data Bank and the three-dimensional structures of isolated compounds were obtained from the PubChem database. Active site was predicted using PrankWeb, while the preparation of protease and compounds was performed using AutoDock Tools and OpenBabel. Molecular docking was carried out using AutoDock Vina. Structural interactions are visualised and analyzed using PyMOL, LigPlus and UCSF Chimera. Apigenin, kaempferol, myricetin and quercetin showed the highest binding affinity for SARS-CoV-2 main protease and formed significant hydrogen bonds with the given protein. Results obtained in this study are in accordance with previous studies and showed that these compounds could potentially have antiviral effects against SARS-CoV-2. These findings indicate that K. sarajevensis could be potentially utilized as an adjuvant in the treatment of coronavirus disease 2019, but further pharmacological studies are required in order to prove the potential medicinal use of the plant. https://genapp.ba/editions/index.php/journal/article/view/152in silicoKnautia sarajevensisphenolic compoundsantiviral effectsSARS-CoV-2 main protease
spellingShingle Tarik Corbo
Merima Miralem
Abdurahim Kalajdzic
Naris Pojskic
In silico prediction of the inhibitory effect of phytochemical components extracted from Knautia sarajevensis on the main protease of SARS-CoV-2 virus
Genetics & Applications
in silico
Knautia sarajevensis
phenolic compounds
antiviral effects
SARS-CoV-2 main protease
title In silico prediction of the inhibitory effect of phytochemical components extracted from Knautia sarajevensis on the main protease of SARS-CoV-2 virus
title_full In silico prediction of the inhibitory effect of phytochemical components extracted from Knautia sarajevensis on the main protease of SARS-CoV-2 virus
title_fullStr In silico prediction of the inhibitory effect of phytochemical components extracted from Knautia sarajevensis on the main protease of SARS-CoV-2 virus
title_full_unstemmed In silico prediction of the inhibitory effect of phytochemical components extracted from Knautia sarajevensis on the main protease of SARS-CoV-2 virus
title_short In silico prediction of the inhibitory effect of phytochemical components extracted from Knautia sarajevensis on the main protease of SARS-CoV-2 virus
title_sort in silico prediction of the inhibitory effect of phytochemical components extracted from knautia sarajevensis on the main protease of sars cov 2 virus
topic in silico
Knautia sarajevensis
phenolic compounds
antiviral effects
SARS-CoV-2 main protease
url https://genapp.ba/editions/index.php/journal/article/view/152
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