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发现2'-α-C-甲基-2'-β-C-氟尿苷亚磷酰胺前药作为丙型肝炎病毒抑制剂

Discovery of 2'-α-C-Methyl-2'-β-C-fluorouridine Phosphoramidate Prodrugs as Inhibitors of Hepatitis C Virus.

作者信息

Zeng Debin, Zhang Rui, Nie Quandeng, Cao Lin, Shang Luqing, Yin Zheng

机构信息

State Key Laboratory of Elemento-Organic Chemistry, College of Pharmacy and Tianjin Key Laboratory of Molecular Drug Research, Nankai University , Haihe Education Park, 38 Tongyan Road, Tianjin 300353, PR China.

出版信息

ACS Med Chem Lett. 2016 Oct 19;7(12):1197-1201. doi: 10.1021/acsmedchemlett.6b00270. eCollection 2016 Dec 8.

Abstract

2'-α-C-Methyl-2'-β-C-fluorouridine and its phosphoramidate prodrugs were synthesized and evaluated for their inhibitory activity against HCV. The structure-activity relationship analysis of the phosphoramidate moiety found that , , and exhibit potent activities against HCV, with EC values of 1.82 ± 0.19, 0.88 ± 0.12, and 2.24 ± 0.22 μM, respectively. The docking study revealed that the recognition of the 2'-β-F by Arg158, 3'-OH by N291, and the Watson-Crick pairing with the template allowed to form the in-line conformation necessary for its incorporation into the viral RNA chain.

摘要

合成了2'-α-C-甲基-2'-β-C-氟尿苷及其磷酰胺酯前药,并评估了它们对丙型肝炎病毒(HCV)的抑制活性。对磷酰胺部分的构效关系分析发现,[具体化合物名称未给出]、[具体化合物名称未给出]和[具体化合物名称未给出]对HCV表现出强效活性,其半数有效浓度(EC)值分别为1.82±0.19、0.88±0.12和2.24±0.22μM。对接研究表明,精氨酸158对2'-β-氟的识别、天冬酰胺291对3'-羟基的识别以及与模板的沃森-克里克配对使得[具体化合物名称未给出]能够形成将其掺入病毒RNA链所必需的直线构象。

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本文引用的文献

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