Abstract
Since December 2019, novel coronavirus disease 2019 (COVID-19) pandemic has caused tremendous economic loss and serious health problems worldwide. In this study, we investigated 14 natural compounds isolated from Amphimedon sp. via a molecular docking study, to examine their ability to act as anti-COVID-19 agents. Moreover, the pharmacokinetic properties of the most promising compounds were studied. The docking study showed that virtually screened compounds were effective against the new coronavirus via dual inhibition of SARS-CoV-2 RdRp and the 3CL main protease. In particular, nakinadine B (1), 20-hepacosenoic acid (11) and amphimedoside C (12) were the most promising compounds, as they demonstrated good interactions with the pockets of both enzymes. Based on the analysis of the molecular docking results, compounds 1 and 12 were selected for molecular dynamics simulation studies. Our results showed Amphimedon sp. to be a rich source for anti-COVID-19 metabolites.
Keywords:
Amphimedon sp.; COVID-19; coronavirus; molecular docking; sponge.
MeSH terms
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Amino Sugars / chemistry
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Amino Sugars / pharmacology
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Animals
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Antiviral Agents / chemistry
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Antiviral Agents / pharmacology
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Binding Sites
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Biological Products / chemistry*
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Biological Products / isolation & purification
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Biological Products / pharmacokinetics
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Biological Products / pharmacology*
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COVID-19 Drug Treatment
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Computational Biology
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Coronavirus 3C Proteases / antagonists & inhibitors
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Coronavirus 3C Proteases / chemistry*
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Coronavirus 3C Proteases / metabolism
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Humans
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Ligands
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Models, Molecular
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Molecular Docking Simulation
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Molecular Dynamics Simulation
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Porifera / chemistry*
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Porifera / metabolism*
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Protease Inhibitors / chemistry
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Protease Inhibitors / pharmacology
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Pyridines / chemistry
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Pyridines / pharmacology
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RNA-Dependent RNA Polymerase / antagonists & inhibitors
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RNA-Dependent RNA Polymerase / chemistry*
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RNA-Dependent RNA Polymerase / metabolism
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SARS-CoV-2 / drug effects*
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SARS-CoV-2 / enzymology
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SARS-CoV-2 / metabolism
Substances
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Amino Sugars
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Antiviral Agents
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Biological Products
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Ligands
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Protease Inhibitors
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Pyridines
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amphimedoside C
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nakinadine B
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RNA-Dependent RNA Polymerase
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Coronavirus 3C Proteases