Design, synthesis and biological evaluation of 1H-indazole derivatives as novel ASK1 inhibitors
作者:Shaohua Hou、Xiping Yang、Yuejing Yang、Yu Tong、Quanwei Chen、Boheng Wan、Ran Wei、Tao Lu、Yadong Chen、Qinghua Hu
DOI:10.1016/j.ejmech.2021.113482
日期:2021.8
kinase 1 (ASK1, MAP3K5), a member of the mitogen-activated protein kinase (MAPK) signaling pathway, is involved in cell survival, differentiation, stress response, and apoptosis. ASK1 kinase inhibition has emerged as a promising therapeutic strategy for inflammatory disease. A series of novel ASK1 inhibitors with 1H-indazole scaffold were designed, synthesized and evaluated for their ASK1 kinase activity
细胞凋亡信号调节激酶 1(ASK1、MAP3K5)是丝裂原活化蛋白激酶 (MAPK) 信号通路的成员,参与细胞存活、分化、应激反应和细胞凋亡。ASK1 激酶抑制已成为一种有前途的炎症性疾病治疗策略。设计、合成了一系列具有 1 H-吲唑支架的新型 ASK1 抑制剂,并评估了它们的 ASK1 激酶活性和 AP1-HEK293 细胞抑制作用。系统的构效关系 (SAR) 努力导致发现了有前景的化合物15,该化合物在 AP1-HEK293 细胞中显示出优异的体外 ASK1 激酶活性和对 ASK1 的有效抑制作用。在肿瘤坏死因子-α (TNF-α) 诱导的 HT-29 肠上皮细胞模型中,化合物15表现出与GS-4997相当的对细胞活力的显着保护作用;此外,化合物15在高达 25 μM 的浓度下对 HT-29 细胞没有明显的细胞毒性。机理研究表明,化合物15抑制 HT-29 细胞中 ASK1-p38/JNK