Xanthine oxidase inhibitory study of eight structurally diverse phenolic compounds

Autor: Arshad Mehmood, Jiayi Li, Ashfaq Ur Rehman, Rovina Kobun, Inam U Llah, Imran Khan, Fayez Althobaiti, Sarah Albogami, Muhammad Usman, Fahad Alharthi, Mohamed Mohamed Soliman, Sanabil Yaqoob, Kanza Aziz Awan, Liang Zhao, Lei Zhao
Jazyk: angličtina
Rok vydání: 2022
Předmět:
Zdroj: Frontiers in Nutrition, Vol 9 (2022)
Druh dokumentu: article
ISSN: 2296-861X
DOI: 10.3389/fnut.2022.966557
Popis: This project was designed to explore the xanthine oxidase (XO) inhibitory mechanism of eight structurally diverse phenolic compounds [quercetin: C1, quercetin-3-rhamnoside: C2, 4, 5-O-dicaffeoylquinic acid: C3, 3, 5-O-dicaffeoylquinic acid: C4, 3, 4-O-di-caffeoylquinic acid: C5, 4-O-caffeoylquinic acid (C6), 3-O-caffeoylquinic acid: C7, and caffeic acid: C8]. For this purpose, in-vitro and different computational methods were applied to determine the xanthine oxidase (XO) inhibitory potential of eight structurally diverse phenolic compounds. The results revealed that phenolic compounds (C1–C8) possess strong to weak XO inhibitory activity. These results were further confirmed by atomic force microscopy (AFM) and 1H NMR analysis. Furthermore, computational study results revealed that phenolic compounds (C1–C8) bind with the surrounding amino acids of XO at the molybdenum (MO) site. These in-vitro and in-silico results divulge that phenolic compounds have a strong potential to lower uric acid levels via interacting with the XO enzyme and can be used to combat hyperuricemia.
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