Spectroscopic and Docking Studies on the Binding of Liquiritigenin with Hyaluronidase for Antiallergic Mechanism

The inhibitory effect of liquiritigenin on hyaluronidase and its binding mechanism were investigated systematically by UV-vis absorption, fluorescence, and molecular modeling approaches. These results indicated that liquiritigenin could interact with hyaluronidase to form a liquiritigenin-hyaluronid...

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Main Authors: Hua-jin Zeng, Ran Yang, Jing You, Ling-bo Qu, Yan-jun Sun
Format: Article
Language:English
Published: Wiley 2016-01-01
Series:Scientifica
Online Access:http://dx.doi.org/10.1155/2016/9178097
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author Hua-jin Zeng
Ran Yang
Jing You
Ling-bo Qu
Yan-jun Sun
author_facet Hua-jin Zeng
Ran Yang
Jing You
Ling-bo Qu
Yan-jun Sun
author_sort Hua-jin Zeng
collection DOAJ
description The inhibitory effect of liquiritigenin on hyaluronidase and its binding mechanism were investigated systematically by UV-vis absorption, fluorescence, and molecular modeling approaches. These results indicated that liquiritigenin could interact with hyaluronidase to form a liquiritigenin-hyaluronidase complex. The binding constant, number of binding sites, and thermodynamic parameters were calculated, which indicated that liquiritigenin could spontaneously bind with hyaluronidase mainly through electrostatic and hydrophobic interactions with one binding site. Synchronous fluorescence, three-dimensional fluorescence, and molecular docking results revealed that liquiritigenin bound directly to the enzyme cavity site and this binding influenced the microenvironment of the hyaluronidase activity site, resulting in reduced hyaluronidase activity. The present study provides useful information for clinical applications of liquiritigenin as a hyaluronidase inhibitor.
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spelling doaj-art-8477dcf234794f7d80063b1dae09fe362025-08-20T03:37:42ZengWileyScientifica2090-908X2016-01-01201610.1155/2016/91780979178097Spectroscopic and Docking Studies on the Binding of Liquiritigenin with Hyaluronidase for Antiallergic MechanismHua-jin Zeng0Ran Yang1Jing You2Ling-bo Qu3Yan-jun Sun4School of Pharmaceutical Sciences, Zhengzhou University, Zhengzhou 450001, ChinaCollege of Chemistry and Molecular Engineering, Zhengzhou University, Zhengzhou 450001, ChinaSchool of Pharmaceutical Sciences, Zhengzhou University, Zhengzhou 450001, ChinaCollege of Chemistry and Molecular Engineering, Zhengzhou University, Zhengzhou 450001, ChinaCollege of Chemistry and Molecular Engineering, Zhengzhou University, Zhengzhou 450001, ChinaThe inhibitory effect of liquiritigenin on hyaluronidase and its binding mechanism were investigated systematically by UV-vis absorption, fluorescence, and molecular modeling approaches. These results indicated that liquiritigenin could interact with hyaluronidase to form a liquiritigenin-hyaluronidase complex. The binding constant, number of binding sites, and thermodynamic parameters were calculated, which indicated that liquiritigenin could spontaneously bind with hyaluronidase mainly through electrostatic and hydrophobic interactions with one binding site. Synchronous fluorescence, three-dimensional fluorescence, and molecular docking results revealed that liquiritigenin bound directly to the enzyme cavity site and this binding influenced the microenvironment of the hyaluronidase activity site, resulting in reduced hyaluronidase activity. The present study provides useful information for clinical applications of liquiritigenin as a hyaluronidase inhibitor.http://dx.doi.org/10.1155/2016/9178097
spellingShingle Hua-jin Zeng
Ran Yang
Jing You
Ling-bo Qu
Yan-jun Sun
Spectroscopic and Docking Studies on the Binding of Liquiritigenin with Hyaluronidase for Antiallergic Mechanism
Scientifica
title Spectroscopic and Docking Studies on the Binding of Liquiritigenin with Hyaluronidase for Antiallergic Mechanism
title_full Spectroscopic and Docking Studies on the Binding of Liquiritigenin with Hyaluronidase for Antiallergic Mechanism
title_fullStr Spectroscopic and Docking Studies on the Binding of Liquiritigenin with Hyaluronidase for Antiallergic Mechanism
title_full_unstemmed Spectroscopic and Docking Studies on the Binding of Liquiritigenin with Hyaluronidase for Antiallergic Mechanism
title_short Spectroscopic and Docking Studies on the Binding of Liquiritigenin with Hyaluronidase for Antiallergic Mechanism
title_sort spectroscopic and docking studies on the binding of liquiritigenin with hyaluronidase for antiallergic mechanism
url http://dx.doi.org/10.1155/2016/9178097
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