Relaxation of pBR322 form I DNA by copper(II) complex and hydrogen peroxide

被引:12
作者
Kobayashi, T
Ito, S
Hamazaki, H
Ohba, S
Nishida, Y
机构
[1] YAMAGATA UNIV, FAC SCI, DEPT CHEM, YAMAGATA 990, JAPAN
[2] KEIO UNIV, FAC SCI & TECHNOL, DEPT CHEM, YOKOHAMA, KANAGAWA 223, JAPAN
关键词
D O I
10.1246/cl.1996.347
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Relaxation of pBR322 form I DNA by copper(II) complex and hydrogen peroxide systems was found to be highly dependent on the chelate structure of copper(II) complex used. This is suggesting that an active species for nicking DNA may be a copper(II)hydroperoxide adduct.
引用
收藏
页码:347 / 348
页数:2
相关论文
共 15 条
  • [1] NONENZYMATIC SEQUENCE-SPECIFIC CLEAVAGE OF SINGLE-STRANDED-DNA
    CHU, BCF
    ORGEL, LE
    [J]. PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 1985, 82 (04) : 963 - 967
  • [2] REAGENTS FOR THE SITE-SPECIFIC CLEAVAGE OF MEGABASE DNA
    DERVAN, PB
    [J]. NATURE, 1992, 359 (6390) : 87 - 88
  • [3] THE EFFECTS OF METAL-IONS ON THE DNA DAMAGE INDUCED BY HYDROGEN-PEROXIDE
    KOBAYASHI, S
    UEDA, K
    KOMANO, T
    [J]. AGRICULTURAL AND BIOLOGICAL CHEMISTRY, 1990, 54 (01): : 69 - 76
  • [4] NONHEME IRON CENTERS IN OXYGEN ACTIVATION - CHARACTERIZATION OF AN IRON(III) HYDROPEROXIDE INTERMEDIATE
    LUBBEN, M
    MEETSMA, A
    WILKINSON, EC
    FERINGA, B
    QUE, L
    [J]. ANGEWANDTE CHEMIE-INTERNATIONAL EDITION IN ENGLISH, 1995, 34 (13-14): : 1512 - 1514
  • [5] MICKLOS DA, 1990, DNA SCI
  • [6] Nielsen P E, 1990, J Mol Recognit, V3, P1, DOI 10.1002/jmr.300030102
  • [7] NISHIDA Y, 1995, Z NATURFORSCH C, V50, P571
  • [8] IMPORTANT ROLE OF TETRAHYDROFURAN RING IN ACTIVATION OF HYDROGEN-PEROXIDE IN THE PRESENCE OF BINUCLEAR IRON(III) COMPLEXES WITH LINEAR MU-OXO BRIDGE
    NISHIDA, Y
    OKUNO, T
    ITO, S
    HARADA, A
    OHBA, S
    MATSUSHIMA, H
    TOKII, T
    [J]. CHEMISTRY LETTERS, 1995, (10) : 885 - 886
  • [9] NISHIDA Y, 1994, POLYHEDRON, V14, P2743
  • [10] OZAWA T, 1993, BIOCHEM MOL BIOL INT, V31, P455