Natural DENV-2 NS2B/NS3 protease inhibitors from Myristica cinnamomea King

The NS2B/NS3 protease is crucial for the pathogenesis of the DENV. Therefore, the inhibition of this protease is considered to be the key strategy for the development of new antiviral drugs. In the present study, malabaricones C (3) and E (4), acylphenols from the fruits of Myristica cinnamomea King...

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Main Authors: Sivasothy, Y., Liew, S. Y., Othman, M. A., Wahab, Abdul S. M., Hariono, M., Nawi, Mohd M. S., Wahab, Abdul H., Awang, K.
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Published: Malaysian Soc Parasitology Tropical Medicine 2021
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Online Access:http://eprints.um.edu.my/34014/
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spelling my.um.eprints.340142022-06-24T02:06:53Z http://eprints.um.edu.my/34014/ Natural DENV-2 NS2B/NS3 protease inhibitors from Myristica cinnamomea King Sivasothy, Y. Liew, S. Y. Othman, M. A. Wahab, Abdul S. M. Hariono, M. Nawi, Mohd M. S. Wahab, Abdul H. Awang, K. RM Therapeutics. Pharmacology Materia medica and therapeutic The NS2B/NS3 protease is crucial for the pathogenesis of the DENV. Therefore, the inhibition of this protease is considered to be the key strategy for the development of new antiviral drugs. In the present study, malabaricones C (3) and E (4), acylphenols from the fruits of Myristica cinnamomea King, have been respectively identified as moderate (27.33 +/- 5.45 mu M) and potent (7.55 +/- 1.64 mu M) DENV-2 NS2B/NS3 protease inhibitors, thus making this the first report on the DENV-2 NS2B/NS3 protease inhibitory activity of acylphenols. Based on the molecular docking studies, compounds 3 and 4 both have pi-pi interactions with Tyr161. While compound 3 has hydrogen bonding interactions with Gly151, Gly153 and Tyr161, compound 4 however, forms hydrogen bonds with Ser135, Asp129, Phe130 and Ile86 instead. The results from the present study suggests that malabaricones C (3) and E (4) could be employed as lead compounds for the development of new dengue antivirals from natural origin. Malaysian Soc Parasitology Tropical Medicine 2021-06 Article PeerReviewed Sivasothy, Y. and Liew, S. Y. and Othman, M. A. and Wahab, Abdul S. M. and Hariono, M. and Nawi, Mohd M. S. and Wahab, Abdul H. and Awang, K. (2021) Natural DENV-2 NS2B/NS3 protease inhibitors from Myristica cinnamomea King. Tropical Biomedicine, 38 (2). pp. 79-84. ISSN 0127-5720, DOI https://doi.org/10.47665/tb.38.2.044 <https://doi.org/10.47665/tb.38.2.044>. 10.47665/tb.38.2.044
institution Universiti Malaya
building UM Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Malaya
content_source UM Research Repository
url_provider http://eprints.um.edu.my/
topic RM Therapeutics. Pharmacology
Materia medica and therapeutic
spellingShingle RM Therapeutics. Pharmacology
Materia medica and therapeutic
Sivasothy, Y.
Liew, S. Y.
Othman, M. A.
Wahab, Abdul S. M.
Hariono, M.
Nawi, Mohd M. S.
Wahab, Abdul H.
Awang, K.
Natural DENV-2 NS2B/NS3 protease inhibitors from Myristica cinnamomea King
description The NS2B/NS3 protease is crucial for the pathogenesis of the DENV. Therefore, the inhibition of this protease is considered to be the key strategy for the development of new antiviral drugs. In the present study, malabaricones C (3) and E (4), acylphenols from the fruits of Myristica cinnamomea King, have been respectively identified as moderate (27.33 +/- 5.45 mu M) and potent (7.55 +/- 1.64 mu M) DENV-2 NS2B/NS3 protease inhibitors, thus making this the first report on the DENV-2 NS2B/NS3 protease inhibitory activity of acylphenols. Based on the molecular docking studies, compounds 3 and 4 both have pi-pi interactions with Tyr161. While compound 3 has hydrogen bonding interactions with Gly151, Gly153 and Tyr161, compound 4 however, forms hydrogen bonds with Ser135, Asp129, Phe130 and Ile86 instead. The results from the present study suggests that malabaricones C (3) and E (4) could be employed as lead compounds for the development of new dengue antivirals from natural origin.
format Article
author Sivasothy, Y.
Liew, S. Y.
Othman, M. A.
Wahab, Abdul S. M.
Hariono, M.
Nawi, Mohd M. S.
Wahab, Abdul H.
Awang, K.
author_facet Sivasothy, Y.
Liew, S. Y.
Othman, M. A.
Wahab, Abdul S. M.
Hariono, M.
Nawi, Mohd M. S.
Wahab, Abdul H.
Awang, K.
author_sort Sivasothy, Y.
title Natural DENV-2 NS2B/NS3 protease inhibitors from Myristica cinnamomea King
title_short Natural DENV-2 NS2B/NS3 protease inhibitors from Myristica cinnamomea King
title_full Natural DENV-2 NS2B/NS3 protease inhibitors from Myristica cinnamomea King
title_fullStr Natural DENV-2 NS2B/NS3 protease inhibitors from Myristica cinnamomea King
title_full_unstemmed Natural DENV-2 NS2B/NS3 protease inhibitors from Myristica cinnamomea King
title_sort natural denv-2 ns2b/ns3 protease inhibitors from myristica cinnamomea king
publisher Malaysian Soc Parasitology Tropical Medicine
publishDate 2021
url http://eprints.um.edu.my/34014/
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score 13.211869