PREPARATION OF OLIGODEOXYNUCLEOTIDES CONTAINING 6-METHYLTHIOPURINE RESIDUES BY CHEMICAL SYNTHESIS OR SPECIFIC METHYLATION

被引:15
作者
XU, YZ
ZHENG, QG
SWANN, PF
机构
[1] Cancer Research Campaign, Nitrosamine-Induced Cancer Research Group, Department of Biochemistry and Molecular Biology, University College London, London WC1E6BT, Gower Street
来源
NUCLEOSIDES & NUCLEOTIDES | 1995年 / 14卷 / 3-5期
关键词
D O I
10.1080/15257779508012504
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
Two methods (chemical synthesis and specific methylation) are described for the preparation of oligodeoxynucleotides containing 6-methylthiopurine residues. 6-Methylthiopurine phosphoramidite (6) is prepared and incorporated into oligomers. Methylation with methyl iodide of 6-thiopurine (or 6-thioguanine) in oligonucleotides also leads to exclusive production of 6-methylthiopurine (or 6-methylthioguanine) oligomers.
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页码:929 / 933
页数:5
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