HIV-1 Vif versus APOBEC3G: newly appreciated warriors in the ancient battle between virus and host

被引:7
作者
Argyris, EG [1 ]
Pomerantz, RJ [1 ]
机构
[1] Thomas Jefferson Univ, Jefferson Med Coll, Dept Med,Div Infect Dis & Environm Med, Ctr Human Virol & Biodef,Dorrance H Hamilton Labs, Philadelphia, PA 19107 USA
关键词
D O I
10.1016/j.tim.2004.02.004
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
Recent studies demonstrate that apolipoprotein B mRNA-editing enzyme, catalytic polypeptide-like 3G (APOBEC3G), the newly identified target of HIV-1 Vif, represents an endogenous inhibitor of HIV-1 replication and is a viral-encapsidated cellular protein that deaminates minus-strand reverse transcript cytosine residues to uracils. HIV-1 Vif counteracts the inhibitory activity of APOBEC3G by forming a complex with the enzyme, inducing its degradation and preventing its viral encapsidation. This finding provides valuable insights into virus-host interactions and suggests a potential, novel anti-HIV-1 therapeutic approach.
引用
收藏
页码:145 / 148
页数:4
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