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通过吡咯-咪唑聚酰胺对1型人类免疫缺陷病毒长末端重复序列进行靶向去抑制。

Targeted derepression of the human immunodeficiency virus type 1 long terminal repeat by pyrrole-imidazole polyamides.

作者信息

Coull Jason J, He Guocheng, Melander Christian, Rucker Victor C, Dervan Peter B, Margolis David M

机构信息

Division of Infectious Diseases, Department of Medicine, University of Texas Southwestern Medical Center at Dallas, Dallas, Texas 75390, USA.

出版信息

J Virol. 2002 Dec;76(23):12349-54. doi: 10.1128/jvi.76.23.12349-12354.2002.

Abstract

The host factor LSF represses the human immunodeficiency virus type 1 long terminal repeat (LTR) by mediating recruitment of histone deacetylase. We show that pyrrole-imidazole polyamides targeted to the LTR can specifically block LSF binding both in vitro and within cells via direct access to chromatin, resulting in increased LTR expression.

摘要

宿主因子LSF通过介导组蛋白去乙酰化酶的募集来抑制1型人类免疫缺陷病毒(HIV-1)的长末端重复序列(LTR)。我们发现,靶向LTR的吡咯-咪唑聚酰胺能够通过直接作用于染色质,在体外和细胞内特异性地阻断LSF的结合,从而导致LTR表达增加。

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