Synthesis and Anti-HIV Activity of a Series of 6-Modified 2′,3′-Dideoxyguanosine and 2′,3′-Didehydro-2′,3′-dideoxyguanosine Analogs
作者:Lujia Xie、Xiantao Yang、Delin Pan、Yingli Cao、Mou Cao、Guichun Lin、Zhu Guan、Ying Guo、Lihe Zhang、Zhenjun Yang
DOI:10.1002/cjoc.201300440
日期:2013.9
In search of potential 2′,3′‐dideoxyguanosine (ddG) and 2′,3′‐didehydro‐2′,3′‐dideoxyguanosine (D4G) prodrugs, a series of 6‐modified ddG, D4G analogs were synthesized and evaluated for their anti‐HIV activities and cytotoxities in cell‐based assays. All analogs showed low cytotoxicities and some of them displayed benign anti‐HIV activities. The active triphosphate forms in vivo, ddGTP and D4TTP, were
为寻找潜在的2',3'-双脱氧鸟苷(ddG)和2',3'-双脱氢-2',3'-双脱氧鸟苷(D4G)前药,合成了一系列6-修饰的ddG,D4G类似物,并对其进行了评估。在基于细胞的测定中具有抗HIV活性和细胞毒性。所有类似物均显示出低细胞毒性,其中一些表现出良性的抗HIV活性。体内的活性三磷酸形式ddGTP和D4TTP也通过新颖且简便的“一锅法”合成。用非放射性方法研究了掺入DNA / RNA链中的Taq,Therminater DNA聚合酶和HIV逆转录酶(RT)对ddGTP和D4TTP的识别,并确定了K m。