Structure–activity relationship study of 4-(thiazol-5-yl)benzoic acid derivatives as potent protein kinase CK2 inhibitors
作者:Hiroaki Ohno、Daiki Minamiguchi、Shinya Nakamura、Keito Shu、Shiho Okazaki、Maho Honda、Ryosuke Misu、Hirotomo Moriwaki、Shinsuke Nakanishi、Shinya Oishi、Takayoshi Kinoshita、Isao Nakanishi、Nobutaka Fujii
DOI:10.1016/j.bmc.2016.01.043
日期:2016.3
analogs of 4-(thiazol-5-yl)benzoic acid-type CK2 inhibitors were designed. The azabenzene analogs, pyridine- and pyridazine-carboxylic acid derivatives, showed potent protein kinase CK2 inhibitory activities [IC50 (CK2α)=0.014-0.017μM; IC50 (CK2α')=0.0046-0.010μM]. Introduction of a 2-halo- or 2-methoxy-benzyloxy group at the 3-position of the benzoic acid moiety maintained the potent CK2 inhibitory activities
设计了两类4-(噻唑-5-基)苯甲酸型CK2抑制剂的修饰类似物。氮杂苯类似物吡啶-和哒嗪-羧酸衍生物显示出有效的蛋白激酶CK2抑制活性[IC50(CK2α)=0.014-0.017μM; IC50(CK2α')=0.0046-0.010μM]。在苯甲酸部分的3-位引入2-卤代或2-甲氧基-苄氧基保持了有效的CK2抑制活性[IC50(CK2α)=0.014-0.016μM; IC50(CK2α')=0.0088-0.014μM],并具有抗增殖活性[CC50(A549)=1.5-3.3μM],是母体化合物的三到六倍。