3-Aminopyrazole Inhibitors of CDK2/Cyclin A as Antitumor Agents. 1. Lead Finding
作者:Paolo Pevarello、Maria Gabriella Brasca、Raffaella Amici、Paolo Orsini、Gabriella Traquandi、Luca Corti、Claudia Piutti、Pietro Sansonna、Manuela Villa、Betsy S. Pierce、Maurizio Pulici、Patrizia Giordano、Katia Martina、Edward L. Fritzen、Richard A. Nugent、Elena Casale、Alexander Cameron、Marina Ciomei、Fulvia Roletto、Antonella Isacchi、GianPaolo Fogliatto、Enrico Pesenti、Wilma Pastori、Aurelio Marsiglio、Karen L. Leach、Paula M. Clare、Francesco Fiorentini、Mario Varasi、Anna Vulpetti、Martha A. Warpehoski
DOI:10.1021/jm031145u
日期:2004.6.1
targeting complexes between cyclin-dependent kinases (CDK) and cyclins, such as CDK2/cyclin A and CDK2/cyclin E, and inhibiting their kinase activity are regarded as promising antitumor agents to complement the existing therapies. From a high-throughput screening effort, we identified a new class of CDK2/cyclin A/E inhibitors. The hit-to-lead expansion of this class is described. X-ray crystallographic
由正常细胞周期机制的破坏介导的异常增殖实际上是所有癌细胞的标志。靶向针对细胞周期蛋白依赖性激酶(CDK)与细胞周期蛋白之间的复合物(例如CDK2 / cyclin A和CDK2 / cyclin E)并抑制其激酶活性的化合物被认为是有前途的抗肿瘤药物,可补充现有疗法。通过高通量筛选工作,我们确定了一类新的CDK2 / cyclin A / E抑制剂。描述了此类的从头到尾的扩展。该系列中早期化合物的X射线晶体学数据以及为快速达到体内功效而进行的体外试验,导致了CDK2 / cyclin A(N-(5-环丙基-1H-吡唑-3- yl)-2-(2-萘基)乙酰胺(41),PNU-292137,IC50 = 37 nM),具有体内抗肿瘤活性(TGI>