Natural products fragment-based design and synthesis of a novel pentacyclic ring system as potential MAPK inhibitor
作者:Bao-Long Hou、Kenan Wu、Rongrong Liu、Jianli Liu、Jinrui Wang、Cuiling Wang、Yanni Liang、Zheng Wang
DOI:10.1016/j.bmcl.2023.129598
日期:2024.2
The synthesis of compounds based on fragments derived from natural products (NPs) serves as a source of inspiration for the design of pseudo-natural products (PNPs), to identify bioactive molecules that exhibit similar characteristics to NPs. These novel molecular scaffolds exhibit previously unexplored biological activities as well. This study reports the development and synthesis of a novel pentacyclic
基于天然产物 (NP) 片段的化合物合成是设计伪天然产物 (PNP) 的灵感来源,以识别与 NP 表现出相似特性的生物活性分子。这些新颖的分子支架还表现出以前未探索过的生物活性。这项研究报告了一种新型五环系统——吲哚-嘧啶-喹啉(IPQ)支架的开发和合成。该支架的设计基于四种天然产物的结构特征,即色胺酮、洛托宁A、芸香碱和喜树碱。几个连续的步骤完成了 IPQ 支架的有效合成。五环化合物的组成成分含有吲哚、喹唑啉酮、嘧啶酮和喹啉单元,具有重要的生物学意义。在测试的化合物中,该化合物对 A549 细胞系表现出显着的抗肿瘤活性功效。据观察,该化合物可引起 G2/M 期和 S 期细胞周期停滞,并引发 A549 细胞凋亡。这些作用归因于其调节线粒体相关丝裂原激活蛋白激酶 (MAPK) 信号通路激活的能力。