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EC 1.8.1.13 Details
EC number
1.8.1.13
Accepted name
bis-γ-glutamylcystine reductase
Reaction
2 γ-glutamylcysteine + NADP+ = bis-γ-glutamylcystine + NADPH + H+
Other name(s)
NADPH2:bis-γ-glutamylcysteine oxidoreductase, GSR
Systematic name
γ-glutamylcysteine:NADP+ oxidoreductase
CAS registry number
117056-54-9
Comment
Contains FAD. The enzyme, which is found only in halobacteria, maintains the concentration of γ-glutamylcysteine, the major low molecular weight thiol in halobacteria. Not identical with EC 1.8.1.7 (glutathione-disulfide reductase) or EC 1.8.1.14 (CoA-disulfide reductase).
History
created 1992 as EC 1.6.4.9, transferred 2002 to EC 1.8.1.13, modified 2013
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