基于化学和分子对接技术的XOD和TAOZHI总聚醇之间的光谱关系
Mingyu Yang1,2, Yitang Xu1,2, Qihua Yu1,2
1School of Pharmacy, Guizhou University of Traditional Chinese Medicine, Guiyang 550025, China.
陶氏 (TZ) 聚醇抑制了山丁氧化酶 (XOD),降低了尿酸和痛风风险. 关键活性化合物,如4-O-Caffeoylquinic 酸和naringenin协同工作,提供一种天然的治疗基础.
科学领域:
- 药理学和植物化学
- 生物化学 生物化学
- 计算化学计算化学
背景情况:
- 由于尿酸水平升高,导致痛风的高尿血症越来越普遍.
- 丁氧化酶 (XOD) 是尿酸生产中的关键酶.
- 富含多的TAO Zhi (TZ) 传统上用于类风湿性疾病.
研究的目的:
- 调查TZ总聚烯提取物的染色体和它们的XOD抑制活性之间的关系.
- 确定负责TZ.XOD抑制的特定活性多成分.
- 通过分子对接来验证抑制机制.
主要方法:
- 对21批TZ全聚提取物的分析.
- 化学测量方法的应用:灰色相关性分析,双变量相关性分析和部分最小平方回归.
- 分子对接模拟以评估与XOD的结合亲缘关系和模式.
主要成果:
- 在所有TZ批量中,总聚醇含量一致,具有显著的XOD抑制作用.
- 光谱效应相关性分析揭示了多个组件的协同作用.
- 已确定抑制XOD的活性成分组:F2 (4-O-Caffeoylquinic酸),F4和F10 (纳灵宁).
- 分子对接证实了小分子通过键,疏水力,盐桥和在关键氨基酸残留处的 π 堆强烈地与 XOD 结合.
结论:
- 通过多种化合物的协同作用,TZ总聚具有显著的XOD抑制活性.
- 4-O-Caffeoylquinic酸和naringenin被确定为主要的活性成分.
- 这项研究为开发用于高尿血和痛风管理的TZ多提供了科学基础.
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