法尼醇X受体拮抗剂及其虚拟筛选方法和应用

By using virtual screening technology to identify small molecule FXR antagonists, the problem of the lack of effective drugs for the treatment of NASH in existing technologies has been solved. This has enabled the discovery of efficient and economical FXR antagonists with significant therapeutic effects.

CN116130027BActive Publication Date: 2026-07-17GUANGDONG LONGRUI BIOTECHNOLOGY CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
GUANGDONG LONGRUI BIOTECHNOLOGY CO LTD
Filing Date
2023-01-12
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Current technologies lack effective drug treatments for non-alcoholic steatohepatitis (NASH). FXR agonists have side effects, research on FXR antagonists is lagging, and traditional drug development is time-consuming and expensive.

Method used

Using virtual screening technology and molecular docking software, small molecule compounds with good binding ability to FXR were screened out. In vitro antagonistic activity tests were conducted, and 12 compounds with strong FXR antagonistic activity were found.

Benefits of technology

The selected compounds exhibit significant FXR antagonistic activity, which can effectively treat diseases such as non-alcoholic fatty liver disease (NAFLD) and non-alcoholic steatohepatitis (NASH), avoiding the side effects of FXR agonists and shortening the drug development cycle and cost.

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Abstract

本发明公开了法尼醇X受体拮抗剂及其虚拟筛选方法和应用。虚拟筛选方法包括以下步骤:法尼醇X受体蛋白结构的获取及处理;待筛选化合物数据库的建立及处理;药效团模型的构建及筛选;三轮基于分子对接的虚拟筛选。通过该方法筛选出具有潜在法尼醇X受体拮抗活性的苗头化合物,并通过体外活性测试进行验证。体外活性测试结果表明筛选得到的12个化合物对靶点法尼醇X受体表现出强效的拮抗活性,对HepG2细胞和L02细胞无细胞毒性,优选化合物1和2能显著降低游离脂肪酸诱导的HepG2细胞的甘油三酯水平。本发明虚拟筛选方法可以更快速、高效、经济地获得具有法尼醇X受体拮抗活性化合物,筛选出的12个化合物可用于制备新型抗非酒精性脂肪性肝炎的药物。
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