CpG methylation directly inhibits binding of the human papillomavirus type 16 E2 protein to specific DNA sequences

被引:79
作者
Thain, A
Jenkins, O
Clarke, AR
Gaston, K
机构
[1] UNIV BRISTOL,SCH MED SCI,DEPT BIOCHEM,BRISTOL BS8 1TD,AVON,ENGLAND
[2] SMITHKLINE BEECHAM PHARMACEUT,EPSOM KT18 5XQ,SURREY,ENGLAND
关键词
D O I
10.1128/JVI.70.10.7233-7235.1996
中图分类号
Q93 [微生物学];
学科分类号
071005 ; 100705 ;
摘要
CpG methylation of the human papillomavirus upstream regulatory region has previously been shown to reduce virus promoter activity, Here, we demonstrate that methylation of the CpG dinucleotides contained within the binding site of the human papillomavirus type 16 E2 protein has a direct effect on the interaction of this protein with DNA. Methylation of both CpG dinucleotides within the E2 site abolishes the binding of E2.
引用
收藏
页码:7233 / 7235
页数:3
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