Synthesis of pyrimidin-4-one-1,2,3-triazole conjugates as glycogen synthase kinase-3β inhibitors with anti-depressant activity
作者:Imran Khan、Mushtaq A. Tantray、Hinna Hamid、Mohammad Sarwar Alam、Abul Kalam、Firasat Hussain、Abhijeet Dhulap
DOI:10.1016/j.bioorg.2016.07.007
日期:2016.10
GSK-3 specific inhibitors are promising candidates for the treatment of devastating pathologies such as diabetes, neurodegenerative diseases and cancers. We have synthesized a library of pyrimidin-4-one-1,2,3-triazole conjugates using click-chemistry approach and evaluated them as glycogen synthase kinase-3β inhibitors. Compounds 3g, 3j, 3n and 3r were found to be most potent among the eighteen pyrimidin-4-one-1
GSK-3特异性抑制剂有望用于治疗毁灭性疾病,例如糖尿病,神经退行性疾病和癌症。我们使用点击化学方法合成了嘧啶丁-4-酮-1,2,3-三唑缀合物文库,并将其评估为糖原合酶激酶-3β抑制剂。发现化合物3g,3j,3n和3r在所合成的十八种嘧啶丁-4-酮-1,2,3-三唑缀合物中最有效,并对其体内抗抑郁活性进行了进一步评估。显示了化合物3n(2-(((1-(3,4-二甲基苯基)-1H-1,2,3-三唑-4-基)甲硫基)-3-甲基-6-苯基嘧啶-4(3H)-one)与氟西汀相比,对GSK-3β的抑制作用最强,IC50值为82nM,还发现在50mg / kg时具有显着的抗抑郁活性,一种已知的抗抑郁药。进行了分子对接研究以阐明化合物与GSK-3β靶的结合模式,并观察到两个关键的相互作用,即在GSK-3β的活性位点与Val 135和Lys 183残基形成氢键。