Biology:Glutathione—cystine transhydrogenase

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Glutathione—cystine transhydrogenase
Identifiers
EC number1.8.4.4
CAS number37256-49-8
Databases
IntEnzIntEnz view
BRENDABRENDA entry
ExPASyNiceZyme view
KEGGKEGG entry
MetaCycmetabolic pathway
PRIAMprofile
PDB structuresRCSB PDB PDBe PDBsum
Gene OntologyAmiGO / QuickGO

Glutathione—cystine transhydrogenase (EC 1.8.4.4) is an enzyme that catalyzes the chemical reaction

  1. REDIRECT Template:Chemical reaction

The substrates of this enzyme are glutathione and cystine. Its products are glutathione disulfide and cysteine.[1][2]

This enzyme belongs to the family of oxidoreductases, specifically those acting on a sulfur group of donors with a disulfide as acceptor. The systematic name of this enzyme class is glutathione:cystine oxidoreductase. Other names in common use include GSH-cystine transhydrogenase, and NADPH-dependent GSH-cystine transhydrogenase. This enzyme participates in cysteine metabolism and glutathione metabolism.

References

  1. ↑ Enzyme 1.8.4.4 at KEGG Pathway Database.
  2. ↑ "A thiol-disulfide transhydrogenase from yeast". J. Biol. Chem. 243 (8): 1942–7. 1968. doi:10.1016/S0021-9258(18)93532-5. PMID 5646485.