Synthesis, biological evaluation and molecular modeling study of 2-amino-3,5-disubstituted-pyrazines as Aurora kinases inhibitors
作者:Yong-Xin Bo、Rong Xiang、Yu Xu、Shu-Yi Hao、Xing-Rong Wang、Shi-Wu Chen
DOI:10.1016/j.bmc.2020.115351
日期:2020.3
Serine/threonine protein kinases Aurora A, B, and C play essential roles in cell mitosis and cytokinesis, and a number of Aurora kinase inhibitors have been evaluated in the clinic. Herein we report the synthesis and their antiproliferation of 3,5-disubstituted-2-aminopyrazines as kinases inhibitors. Amongst, 4-((3-amino-6- (3,5-dimethylisoxazol-4-yl)pyrazin-2-yl)oxy)-N-(3-chlorophenyl) benzamide (12Aj)
丝氨酸/苏氨酸蛋白激酶Aurora A,B和C在细胞有丝分裂和胞质分裂中起着至关重要的作用,临床上已经评估了许多Aurora激酶抑制剂。在本文中,我们报道了3,5-二取代-2-氨基吡嗪作为激酶抑制剂的合成及其抗增殖作用。其中,4-((3-氨基-6-(3,5-二甲基异恶唑-4-基)吡嗪-2-基)氧基)-N-(3-氯苯基)苯甲酰胺(12Aj)对U38表现出最强的抗增殖活性,具有IC50值的HeLa,HepG2和LoVo细胞分别为11.5±3.2、1.34±0.23、7.30±1.56和1.64±0.48μM,以及抑制的Aurora A和B具有IC50值分别为90和152 nM。分子对接研究表明12Aj似乎与Aurora A或Aurora B形成稳定的氢键。12Aj通过调节cyclinB1和cdc2的蛋白质水平,将HeLa细胞周期阻滞在G2 / M期。此外,生物信息学预测还进一步表明,使用Swi