DUAL-SPECIFICITY INTERACTION OF HIV-1 TAR RNA WITH TAT PEPTIDE-OLIGONUCLEOTIDE CONJUGATES

被引:32
作者
TUNG, CH
WANG, JH
LEIBOWITZ, MJ
STEIN, S
机构
[1] CABM,PISCATAWAY,NJ 08054
[2] RUTGERS STATE UNIV,DEPT CHEM,PISCATAWAY,NJ 08855
[3] UNIV MED & DENT NEW JERSEY,ROBERT WOOD JOHNSON MED SCH,DEPT MOLEC GENET & MICROBIOL,PISCATAWAY,NJ 08854
关键词
D O I
10.1021/bc00033a009
中图分类号
Q5 [生物化学];
学科分类号
071010 ; 081704 ;
摘要
An oligonucleotide-peptide conjugate, having dual binding capability for a designated RNA, was designed. The peptide portion of the conjugate interacts with a folded domain in the RNA, whereas the oligonucleotide portion hybridizes with a nearby single-stranded region in the RNA. The dual specificity was proven in a model HIV-1 TAR RNA system using an RNase H cleavage assay to assess antisense binding to this RNA. The peptide portion of the conjugate was shown to confer increased specificity on the oligonucleotide.
引用
收藏
页码:292 / 295
页数:4
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