CLEAVAGE OF RNA BY HYBRIDASE .5. COMPLEMENTATION FIDELITY OF CLEAVAGE

被引:0
|
作者
METELEV, VG [1 ]
KRYNETSKAYA, NF [1 ]
VOLKOV, EM [1 ]
ORETSKAYA, TS [1 ]
SHABAROVA, ZA [1 ]
机构
[1] MV LOMONOSOV STATE UNIV,FAC CHEM,MOSCOW 119899,USSR
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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
Studies were carried out on the efficiency of hybridase cleavage of RNA in perfect and imperfect hybrid duplexes consisting of three 'components: 1) individual RNA or polyribonucleotides; 2) synthetic complementary oligodeoxyribonucleotides; 3) Escherichia coli RNase H. In most experiments, the RNA was hydrolyzed predominantly in perfect hybrid duplexes formed from the RNA target and the complementary oligonucleotide probes. A number of imperfect hybrid duplexes containing a central pair of noncomplementary bases were found in which efficient hybridase cleavage of RNA also occurred.
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页码:1240 / 1246
页数:7
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