Structure Formation and Catalytic Activity of DNA Dissolved in Organic Solvents

被引:45
作者
Abe, Hiroshi [1 ,2 ]
Abe, Naoko [1 ]
Shibata, Aya [1 ]
Ito, Keiji [1 ,3 ]
Tanaka, Yoshiyuki [4 ]
Ito, Mika [5 ]
Saneyoshi, Hisao [1 ]
Shuto, Satoshi [5 ]
Ito, Yoshihiro [1 ]
机构
[1] RIKEN Adv Sci Inst, Nano Med Engn Lab, Wako, Saitama 3510198, Japan
[2] PRESTO Japan Sci & Technol Agcy Japan, Tokyo, Japan
[3] Univ Tokyo, Grad Sch Pharmaceut Sci, Tokyo 1138654, Japan
[4] Tohoku Univ, Grad Sch Pharmaceut Sci, Sendai, Miyagi 980, Japan
[5] Hokkaido Univ, Fac Pharmaceut Sci, Sapporo, Hokkaido 060, Japan
关键词
DNA; G-quadruplexes; nucleic acids; porphyrinoids; structure-activity relationships; G-QUADRUPLEX STRUCTURES; COORDINATION COMPLEX; TELOMERIC DNA; G-TETRAPLEX; CAST FILM; STABILITY; BINDING; SEQUENCE; ENZYMES; HEMIN;
D O I
10.1002/anie.201201111
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Equal-opportunity dissolver: By attaching polyethylene glycol at its 5' end, DNA (PEG-DNA) can be solubilized in various organic solvents and was shown to form G-quadruplexes by CD spectroscopy. A complex containing iron(III) protoporphyrin IX (hemin) and G-quadruplex-forming PEG-DNA catalyzed an oxidative reaction in methanol (see scheme). Copyright © 2012 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim.
引用
收藏
页码:6475 / 6479
页数:5
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