METHYL TRANSFER FROM NITROGEN TO COBALT - MODEL FOR THE B-12-DEPENDENT METHYL TRANSFER ENZYMES

被引:14
|
作者
PRATT, JM
NORRIS, PR
HAMZA, MSA
BOLTON, R
机构
关键词
D O I
10.1039/c39940001333
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The Co atom can be methylated by reaction of the Co-I cobalamin with the PhNMe(3+) ion in aqueous solution at 25 degrees C at a pH-independent rate (pH 4-10) with the second-order rate constant k(2) = 2 x 10(-3) dm(3) mol(-1) s(-1).
引用
收藏
页码:1333 / 1334
页数:2
相关论文
共 50 条
  • [1] METHYL TRANSFER FROM METHYL VITAMIN-B12
    AGNES, G
    HILL, HAO
    PRATT, JM
    RIDSDALE, SC
    KENNEDY, FS
    WILLIAMS, RJP
    BIOCHIMICA ET BIOPHYSICA ACTA, 1971, 252 (01) : 207 - +
  • [2] Methyl transfer from methanol to co-cobyrinate:: A model for the coenzyme B12 dependent methyltransferase?
    Schnyder, A
    Darbre, T
    Keese, R
    ANGEWANDTE CHEMIE-INTERNATIONAL EDITION, 1998, 37 (09) : 1283 - 1285
  • [3] Possible Involvement of Hydrosulfide in B12-Dependent Methyl Group Transfer
    Toohey, John I.
    MOLECULES, 2017, 22 (04):
  • [4] STUDIES ON METHYL TRANSFER FROM 5,6-DIMETHYLBENZIMIDAZOLYLCOBAMIDE METHYL ( METHYL-B12 ) TO HOMOCYSTEINE
    WEISSBACH, H
    REDFIELD, BG
    DICKERMAN, H
    JOURNAL OF BIOLOGICAL CHEMISTRY, 1964, 239 (06) : 1942 - &
  • [5] Structure-based perspectives on B-12-dependent enzymes
    Ludwig, ML
    Matthews, RG
    ANNUAL REVIEW OF BIOCHEMISTRY, 1997, 66 : 269 - 313
  • [6] Overall Retention of Methyl Stereochemistry during B12-Dependent Radical SAM Methyl Transfer in Fosfomycin Biosynthesis
    McLaughlin, Martin, I
    Pallitsch, Katharina
    Wallner, Gabriele
    van der Donk, Wilfred A.
    Hammerschmidt, Friedrich
    BIOCHEMISTRY, 2021, 60 (20) : 1587 - 1596
  • [7] ROLE OF VITAMIN B12 IN METHYL TRANSFER TO HOMOCYSTEINE
    BUCHANAN, JM
    ROSENTHAL, S
    ELFORD, HL
    MCDOUGALL, BM
    LOUGHLIN, RE
    ANNALS OF THE NEW YORK ACADEMY OF SCIENCES, 1964, 112 (A2) : 756 - +
  • [8] Methyl transfer reactions catalyzed by cobalamin-dependent enzymes: Insight from molecular docking
    Malinowski, Szymon
    Ghosh, Arghya Pratim
    Edwards, Sarah
    Jaroszynska-Wolinska, Justyna
    Kozlowski, Pawel M.
    JOURNAL OF MOLECULAR GRAPHICS & MODELLING, 2021, 104
  • [9] Methyl transfer from a hydrophobic vitamin B12 derivative to arsenic trioxide
    Nakamura, Koichiro
    Hisaeda, Yoshio
    Pan, Ling
    Yamauchi, Hiroshi
    JOURNAL OF ORGANOMETALLIC CHEMISTRY, 2009, 694 (06) : 916 - 921
  • [10] B12-dependent methionine synthase:: A structure that adapts to catalyze multiple methyl transfer reactions
    Ludwig, ML
    Matthews, RG
    STRUCTURES AND MECHANISMS: FROM ASHES TO ENZYMES, 2002, 827 : 186 - 201