以机器学习为指导,将FDA批准的类作为双胆化酶抑制剂重新定位:基于多级对接,分子动力学,DFT和SHAP分析的多级对接
1Department of Biochemistry, Faculty of Pharmacy, Erzincan Binali Yıldırım University, Erzincan, 24002, Türkiye.
Journal of molecular graphics & modelling
|December 18, 2025
概括
诺夫洛克萨和斯帕夫洛克萨显示出作为阿尔茨海默病 (AD) 双胆酶抑制剂的重新用途的潜力. 计算研究发现诺夫洛克萨是一种强大的乙胆酶 (AChE) 抑制剂,需要在细胞和体内模型中进一步调查.
科学领域:
- 生物化学 生物化学
- 计算化学的计算化学
- 神经科学是一个神经科学.
背景情况:
- 阿尔茨海默病 (AD) 的特点是渐进的胆神经退行.
- 乙胆化酶 (AChE) 和丁胆化酶 (BChE) 是关键的酶,与AD病理有关.
研究的目的:
- 通过计算重新利用FDA批准的类抗生素作为双重乙胆酶 (AChE) 和丁胆酶 (BChE) 抑制剂.
- 研究潜在的ChE抑制剂的结合机制和类似药物的特性.
主要方法:
- 混合体 in vitro/in silico 工作流程,包括酶抑制试验,分子对接,MM-GBSA,DFT,分子动力学和机器学习.
- 在 silico ADME/Tox 分析和系统层面的丰富分析.
主要成果:
- 诺夫洛克萨成为最强大的ACHE抑制剂 (KI = 1.08μM);所有化合物都显示出非竞争性的BCHE抑制.
- 分子动力学证实了ACHE-Norfloxacin复合物的稳定结合模式.
- 机器学习建议与BBB相关的指数和HOMO能量影响ACHE抑制.
结论:
- 诺弗洛克萨和斯帕弗洛克萨是计算优先级的候选人,用于AD中ChE抑制.
- 这些化合物对中枢神经系统导向的优化具有有利的类似药物的特性.
- 需要在细胞和体内模型中进行进一步的验证.
关键词:
乙烯基胆化酶是什么甲基胆化酶是一种甲基胆化酶.药物重新定位是药物重新定位.分子对接是分子对接.分子动力学分子动力学神经退行性疾病的神经退行性疾病昆类抗生素 昆类抗生素在SHAP分析中,我们分析了SHAP.更多相关视频
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