Discovery of novel β-carboline derivatives as selective AChE inhibitors with GSK-3β inhibitory property for the treatment of Alzheimer's disease
作者:Wenwu Liu、Xin Liu、Wenjie Liu、Yaping Gao、Limeng Wu、Yaoguang Huang、Huanhua Chen、Deping Li、Lijun Zhou、Nan Wang、Zihua Xu、Xiaowen Jiang、Qingchun Zhao
DOI:10.1016/j.ejmech.2021.114095
日期:2022.2
with AChE and GSK-3β. Gratifyingly, ZLWH-23 exhibited good selectivity for GSK-3β over multi-kinases and very low cytotoxicity towards SH-SY5Y, HEK-293T, HL-7702, and HepG2 cell lines. Importantly, ZLWH-23 displayed efficient reduction against tau hyperphosphorylation on Ser-396 site in Tau (P301L) 293T cell model. Collectively, harmine-based derivatives could be considered as possible drug leads for the
天然产物harmine是一种来自PeganumHarmalala L. (Zygophyllaceae)种子的代表性β-咔啉生物碱,具有广谱的生物活性。在这项研究中,确定了一系列新的含有N-苄基哌啶部分的harmine衍生物,用于治疗阿尔茨海默病 (AD)。结果表明,所有衍生物均具有显着的抗乙酰胆碱酯酶(AChE)活性和对丁酰胆碱酯酶(BChE)的良好选择性。特别是,化合物ZLWH-23表现出有效的抗 AChE 活性 (IC 50 = 0.27 μM) 和选择性 BChE 抑制 (IC 50 = 20.82 μM),以及可接受的糖原合酶激酶 3 (GSK-3β) 抑制作用 (IC 50 = 6.78 μM)。分子对接研究和分子动力学模拟表明,ZLWH-23可以与AChE和GSK-3β形成稳定的相互作用。令人欣慰的是,ZLWH-23对 GSK-3β 的选择性优于多激酶,对 SH-SY5Y、HEK-293T、HL-7702