用Ligand Designer来定制烯--COX抑制剂的精确切割
Huy Hoang Nguyen Vo1, Thu Huong Thi Phung2, Khanh Linh Chung1
1Faculty of Pharmacy, Ton Duc Thang University, Ho Chi Minh City, Viet Nam.
Journal of molecular graphics & modelling
|March 6, 2024
概括
研究人员设计了新型化合物来抑制循环氧化酶1和2 (COX-1/2) 酶,这是炎症的关键参与者. 化合物9和10表现出优越的结合亲和力,显示出作为新的抗炎药物候选者的希望.
科学领域:
- 药用化学 医学化学
- 计算化学的计算化学
- 药理学 药理学是指药理学的学科.
背景情况:
- 循环氧化原酶1和2 (COX-1/2) 酶通过前列腺素合成调节炎症反应.
- 开发选择性COX抑制剂是抗炎药物发现的关键策略.
研究的目的:
- 设计和识别具有对COX-1/2酶增强亲和力的新型N-aryl iminocoumarin衍生物.
- 为了改善与Arg120残留物的相互作用,并保持有利的π-π堆叠相互作用.
主要方法:
- 利用了Ligand Designer工具,用于基于已知的COX抑制剂支架的de novo化合物设计.
- 使用分子对接模拟和MM/GBSA进行虚拟选和具有约束力的自由能量计算.
- 与参考化合物和印梅他辛相比,对COX-1/2酶的评估结合亲和力.
主要成果:
- 已确定化合物9和10是强大的COX-1/2.2抑制剂.
- 与原来的NAI10和印梅他辛相比,化合物9和10表现出更高的结合亲和力.
- 在设计高 afinity COX 抑制剂时,N-aryl iminocoumarin 支架被证明是有效的.
结论:
- 化合物9和10是作为抗炎剂进一步开发的有希望的候选物.
- 这项研究强调了N-aryl iminocoumarin支架在新型抗炎药物发现中的潜力.
- 虚拟选方法有效地识别了强大的COX-1/2抑制剂.
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