Discovery of novel 5-hydroxy-4-pyridone-3-carboxy acids as potent inhibitors of influenza Cap-dependent endonuclease
作者:Masayoshi Miyagawa、Toshiyuki Akiyama、Minako Mikamiyama-Iwata、Kazunari Hattori、Naoko Kurihara、Yoshiyuki Taoda、Chika Takahashi-Kageyama、Noriyuki Kurose、Hidenori Mikamiyama、Naoyuki Suzuki、Kenji Takaya、Kenji Tomita、Kenji Matsuo、Kenji Morimoto、Ryu Yoshida、Takao Shishido、Tomokazu Yoshinaga、Akihiko Sato、Makoto Kawai
DOI:10.1016/j.bmcl.2016.08.038
日期:2016.10
We report the discovery of a novel series of influenza Cap-dependent EndoNuclease (CEN) inhibitors based on the 4-pyridone-carboxylic acid (PYXA) scaffold, which were found from our chelate library. Our SAR research revealed the lipophilic domain to be the key to CEN inhibition. In particular, the position between the chelate and the lipophilic domain in the derivatives was essential for enhancing
我们报告发现了一种新型的基于4-吡啶酮-羧酸(PYXA)支架的流感帽依赖性核酸内切酶(CEN)抑制剂系列,该抑制剂是从我们的螯合物库中发现的。我们的SAR研究表明,亲脂性域是CEN抑制的关键。特别地,在衍生物中的螯合物和亲脂性结构域之间的位置对于增强效力是必不可少的。我们基于虚拟模型的研究导致2y被鉴定为有效的CEN抑制剂,IC50为5.12nM。