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ENZYME entry: EC 1.1.3.8

Accepted Name
L-gulonolactone oxidase.
Alternative Name(s)
GLO.
L-gulono-gamma-lactone oxidase.
Reaction catalysed
L-gulono-1,4-lactone + O(2) <=> L-ascorbate + H(2)O(2)
Cofactor(s)
FAD.
Comment(s)
  • The product spontaneously isomerizes to L-ascorbate.
  • While most higher animals can synthesize ascorbic acid, primates and guinea pigs cannot.
Cross-references
PROSITEPDOC00674
BRENDA1.1.3.8
EC2PDB1.1.3.8
ExplorEnz1.1.3.8
PRIAM enzyme-specific profiles1.1.3.8
KEGG Ligand Database for Enzyme Nomenclature1.1.3.8
IUBMB Enzyme Nomenclature1.1.3.8
IntEnz1.1.3.8
MEDLINEFind literature relating to 1.1.3.8
MetaCyc1.1.3.8
Rhea expert-curated reactions1.1.3.8
UniProtKB/Swiss-Prot
O93852, ALO1_CANAL;  Q9C614, GGLO1_ARATH;  Q6NQ66, GGLO2_ARATH;  
Q9LYD8, GGLO3_ARATH;  Q9FM82, GGLO4_ARATH;  O81030, GGLO5_ARATH;  
O81032, GGLO6_ARATH;  Q9FM84, GGLO7_ARATH;  Q3ZC33, GGLO_BOVIN;  
P58710, GGLO_MOUSE;  Q8HXW0, GGLO_PIG;  P10867, GGLO_RAT;  
Q90YK3, GGLO_SCYTO;  

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