Quinoxalinylethylpyridylthioureas (QXPTs) as Potent Non-Nucleoside HIV-1 Reverse Transcriptase (RT) Inhibitors. Further SAR Studies and Identification of a Novel Orally Bioavailable Hydrazine-Based Antiviral Agent
作者:Giuseppe Campiani、Francesca Aiello、Monica Fabbrini、Elena Morelli、Anna Ramunno、Silvia Armaroli、Vito Nacci、Antonio Garofalo、Giovanni Greco、Ettore Novellino、Giovanni Maga、Silvio Spadari、Alberto Bergamini、Laura Ventura、Barbara Bongiovanni、Marcella Capozzi、Francesca Bolacchi、Stefano Marini、Massimiliano Coletta、Giovanna Guiso、Silvio Caccia
DOI:10.1021/jm0010365
日期:2001.2.1
Quinoxalinylethylpyridylthioureas (QXPTs) represent a new class of human immunodeficiency virus type 1 (HIV-1) non-nucleoside reverse transcriptase (RT) inhibitors (NNRTIs) whose prototype is 6-FQXPT (6). Docking studies based on the three-dimensional structure of RT prompted the synthesis of novel heteroarylethylpyridylthioureas which were tested as anti-HIV agents. Several compounds proved to be
喹喔啉基乙基吡啶基硫脲(QXPT)代表了一类新型的人类免疫缺陷病毒1型(HIV-1)非核苷逆转录酶(RT)抑制剂(NNRTIs),其原型为6-FQXPT(6)。基于RT三维结构的对接研究促进了新型杂芳基乙基吡啶基硫脲的合成,这些杂芳基乙基吡啶基硫脲已被测试为抗HIV药物。几种化合物被证明是有效的广谱酶抑制剂,并在体外显着抑制HIV-1复制。它们的效力取决于取代基和与乙基间隔基连接的杂环骨架的性质,并根据与RT结合位点的可能相互作用来讨论结构活性关系。尽管新的QXPTs类似物显示出有效的抗病毒活性,所测试的化合物均不能克服乙基吡啶基硫脲抗病毒剂固有的药代动力学劣势,而后者通常具有非常低的口服生物利用度。通过涉及合成,对接研究以及生物学和药代动力学评估的综合努力,我们调查了硫脲系列抗病毒药中不良生物利用度和快速清除的结构依赖性。用肼连接基取代乙基硫脲基部分导致了新的抗病毒药物,在抗病毒活性和口