<i>N</i>-Substituted Quinolinonyl Diketo Acid Derivatives as HIV Integrase Strand Transfer Inhibitors and Their Activity against RNase H Function of Reverse Transcriptase
作者:Luca Pescatori、Mathieu Métifiot、Suhman Chung、Takashi Masoaka、Giuliana Cuzzucoli Crucitti、Antonella Messore、Giovanni Pupo、Valentina Noemi Madia、Francesco Saccoliti、Luigi Scipione、Silvano Tortorella、Francesco Saverio Di Leva、Sandro Cosconati、Luciana Marinelli、Ettore Novellino、Stuart F. J. Le Grice、Yves Pommier、Christophe Marchand、Roberta Costi、Roberto Di Santo
DOI:10.1021/acs.jmedchem.5b00159
日期:2015.6.11
Bifunctional quinolinonyl DKA derivatives were first described as nonselective inhibitors of 3′-processing (3′-P) and strand transfer (ST) functions of HIV-1 integrase (IN), while 7-aminosubstituted quinolinonyl derivatives were proven IN strand transfer inhibitors (INSTIs) that also displayed activity against ribonuclease H (RNase H). In this study, we describe the design, synthesis, and biological
双功能喹啉酮 DKA 衍生物首先被描述为 HIV-1 整合酶 (IN) 的 3'-加工 (3'-P) 和链转移 (ST) 功能的非选择性抑制剂,而 7-氨基取代的喹啉衍生物被证明是 IN 链转移抑制剂。 INSTIs) 也显示出针对核糖核酸酶 H (RNase H) 的活性。在这项研究中,我们描述了新的喹啉酮基二酮酸 (DKA) 衍生物的设计、合成和生物学评价,其特征在于喹啉酮环的氮原子上有各种取代的烷基化基团。去除双功能 DKA 的第二个 DKA 分支,喹啉酮环第 7 位的氨基与喹啉酮第 1 位苄基上取代基的微调相结合,提高了 IN ST 活性的选择性。在体外,最有效的化合物是11j (IC 50 = 10 nM),而对 HIV 感染细胞最有效的化合物是酯衍生物10j和10l。一般来说,对 RNase H 的活性可以忽略不计,只有少数化合物在浓度高于 10 μM 时具有活性。描述了 IN