Discovery and Rational Design of Natural-Product-Derived 2-Phenyl-3,4-dihydro-2<i>H</i>-benzo[<i>f</i>]chromen-3-amine Analogs as Novel and Potent Dipeptidyl Peptidase 4 (DPP-4) Inhibitors for the Treatment of Type 2 Diabetes
作者:Shiliang Li、Hongling Xu、Shichao Cui、Fangshu Wu、Youli Zhang、Mingbo Su、Yinghui Gong、Shaobing Qiu、Qian Jiao、Chun Qin、Jiwei Shan、Ming Zhang、Jiawei Wang、Qiao Yin、Minghao Xu、Xiaofeng Liu、Rui Wang、Lili Zhu、Jia Li、Yufang Xu、Hualiang Jiang、Zhenjiang Zhao、Jingya Li、Honglin Li
DOI:10.1021/acs.jmedchem.6b00505
日期:2016.7.28
Starting from the lead isodaphnetin, a natural product inhibitor of DPP-4 discovered through a target fishing docking based approach, a series of novel 2-phenyl-3,4-dihydro-2H-benzo[f]chromen-3-amine derivatives as potent DPP-4 inhibitors are rationally designed utilizing highly efficient 3D molecular similarity based scaffold hopping as well as electrostatic complementary methods. Those ingenious
从通过靶标对接的方法发现的DPP-4天然产物抑制剂异佛定素开始,一系列新的2-苯基-3,4-二氢-2 H-苯并[ f ]铬-3-胺衍生物因为有效的DPP-4抑制剂是通过基于高效3D分子相似性的支架跳跃以及静电互补方法进行合理设计的。这些巧妙的药物设计策略为我们带来了大约7400倍的效能提升。化合物22A和24A是最有效的那些(IC 50 ≈2.0纳米)具有良好的药代动力学曲线。化合物22a表现出稳定的药理作用。3 mg / kg口服剂量可在24小时内抑制DPP-4活性> 80%,这与长效对照奥格列汀的表现相当。此外,22a在改善葡萄糖耐量方面的功效也与奥格列汀相当。在这项研究中,不仅确定了有前途的DPP-4抑制剂(长效抗糖尿病药,而且临床上需要),而且成功实现了目标鱼的对接和药物化学策略。