Several alkaloids, terpenoids, limonoids, steroids, lignans and flavaglines have been isolated from the genus Aglaia. A significant number of them have not been tested for any biological activities, while those already screened for activities may have limited phenotypic targets, are under-utilized or may require validation. This study exploited the SuperPred tool for prospective and retrospective drug target fishing for novel bioactivities of drug-like molecules derived from Aglaia species. A total of 291 secondary metabolites were obtained from a review of the literature. The simplified molecular input line entry system (SMILES) canonical strings were subjected to drug-likeness prediction using the SwissADME tool. The anatomical therapeutic chemical class and potential targets of the compounds were deconvoluted by SuperPred logistic regression machine learning models, based on Morgan fingerprints with a length of 2048 and with a probability and model accuracy cut-off of ≥90%. Of the 291 secondary metabolites, 25 displayed the most favourable pharmacokinetic, physicochemical and toxicological properties. The 25 drug-like compounds comprised a lignan (lariciresinol acetate), a triterpenoid (17,24-epoxy-20α,25-dihydroxy-21-norbaccharan-3-one), three flavaglines (pyrimidinone, dihydropyrimidinone and rocagloic acid) and steroids ((E)-aglawone, 2β,3β,4α-trihydroxypregnan-16-one and androst-1,4-dien-3,17-dione), five sesquiterpenoids and twelve alkaloids. The compounds were found to interact with many targets, such as the NF-κB p105 subunit, cannabinoid CB2 receptor, MAP kinase ERK2, hypoxia-inducible factor 1α, G-protein coupled receptor 55, tyrosyl-DNA phosphodiesterase 1, p53-binding protein Mdm-2, cathepsin D, COX-1 and arachidonate 12-lipoxygenase. The target fishing of the secondary metabolites provided insights into the potential novel activities, polypharmacology and possible unintended off-target binding of Aglaia molecules.
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Exploiting the SuperPred Tool for the Target Deconvolution of Novel Bioactivities of Drug-Like Secondary Metabolites from Aglaia Species
Published:
03 December 2024
by MDPI
in The 5th International Electronic Conference on Applied Sciences
session Applied Biosciences and Bioengineering
Abstract:
Keywords: Secondary Metabolites, targets, prediction, drug-likeness, Aglaia
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