GLUTATHIONE-REDUCTASE FUNCTIONS AS VANADATE (V) REDUCTASE

被引:28
|
作者
SHI, XL [1 ]
DALAL, NS [1 ]
机构
[1] W VIRGINIA UNIV,DEPT CHEM,MORGANTOWN,WV 26505
关键词
D O I
10.1016/0003-9861(90)90262-W
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
The oxidation of NADPH by vanadate(V) in the presence of glutathione reductase showed typical enzymatic kinetics. The oxidation was inhibited by N-ethylmaleimide, a glutathione reductase inhibitor. Superoxide dismutase had no significant effect on the oxidation, indicating noninvolvment of the superoxide radical. The vanadate(V) reduction was found to be a one-electron transfer process. These results suggest a new pathway for vanadate(V) metabolism and a new function of glutathione reductase. © 1990.
引用
收藏
页码:288 / 290
页数:3
相关论文
共 50 条
  • [31] GLUTATHIONE-REDUCTASE - SOLVENT KINETIC ISOTOPE EFFECTS
    WONG, KK
    VANONI, MA
    BLANCHARD, JS
    FEDERATION PROCEEDINGS, 1987, 46 (06) : 1932 - 1932
  • [32] PEA CHLOROPLAST GLUTATHIONE-REDUCTASE - PURIFICATION AND CHARACTERIZATION
    CONNELL, JP
    MULLET, JE
    PLANT PHYSIOLOGY, 1986, 82 (02) : 351 - 356
  • [33] ERYTHROCYTE GLUTATHIONE-REDUCTASE POLYMORPHISM IN A SUDANESE POPULATION
    SAHA, N
    HUMAN HEREDITY, 1981, 31 (01) : 32 - 34
  • [34] GLYCATION (NONENZYMATIC GLYCOSYLATION) INACTIVATES GLUTATHIONE-REDUCTASE
    BLAKYTNY, R
    HARDING, JJ
    BIOCHEMICAL JOURNAL, 1992, 288 : 303 - 307
  • [35] LACK OF INHIBITION OF GLUTATHIONE-REDUCTASE BY ANTHRACYCLINE ANTIBIOTICS
    DERSHWITZ, M
    NOVAK, RF
    BIOCHEMICAL PHARMACOLOGY, 1981, 30 (06) : 676 - 678
  • [36] GLUTATHIONE-REDUCTASE FROM TRYPANOSOMA-CRUZI
    LEDERBOGEN, F
    SCHIRMER, RH
    HUNGERER, KD
    HOPPE-SEYLERS ZEITSCHRIFT FUR PHYSIOLOGISCHE CHEMIE, 1984, 365 (09): : 1026 - 1026
  • [37] GLUTATHIONE-REDUCTASE AND TYPES OF PIGMENTATION IN MAMMALIAN SKIN
    BENEDETTO, JP
    ORTONNE, JP
    PROTA, G
    THIVOLET, J
    JOURNAL OF INVESTIGATIVE DERMATOLOGY, 1981, 76 (05) : 423 - 423
  • [39] CLONING AND SEQUENCING OF MAMMALIAN GLUTATHIONE-REDUCTASE CDNA
    TUTIC, M
    LU, X
    SCHIRMER, RH
    WERNER, D
    EUROPEAN JOURNAL OF BIOCHEMISTRY, 1990, 188 (03): : 523 - 528
  • [40] IN-VITRO INHIBITION OF GLUTATHIONE-REDUCTASE BY ARSENOTRIGLUTATHIONE
    STYBLO, M
    THOMAS, DJ
    BIOCHEMICAL PHARMACOLOGY, 1995, 49 (07) : 971 - 977