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Literature summary for 1.1.3.8 extracted from

  • Nakagawa, H.; Assano, A.
    Ascorbate synthesizing system in rat liver microsomes. I. Gulonolactone-reducible pigment as a prosthetic group of gulonolactone oxidase (1970), J. Biochem., 68, 737-746.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
Cd2+ 0.1 mM concentration 13% inhibition Rattus norvegicus
Hg2+ 0.1 mM concentration 98% inhibition Rattus norvegicus
Na2S 2 mM concentration 76% inhibition, 20 mM concentration 94% concentration Rattus norvegicus
Na2SO3 5 mM concentration, 33% inhibition, 20 mM concentration 61% inhibition Rattus norvegicus
p-Nitrothiophenol 0.5 mM concentration 72% inhibition Rattus norvegicus

Localization

Localization Comment Organism GeneOntology No. Textmining
microsome
-
Rattus norvegicus
-
-

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
100000
-
gel filtration Rattus norvegicus

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
L-gulono-1,4-lactone + O2 Rattus norvegicus
-
L-xylo-hex-3-ulonolactone + H2O2
-
?

Organism

Organism UniProt Comment Textmining
Rattus norvegicus
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Rattus norvegicus

Reaction

Reaction Comment Organism Reaction ID
L-gulono-1,4-lactone + O2 = L-xylo-hex-2-ulono-1,4-lactone + H2O2 product isomerizes spontaneously to L-ascorbate Rattus norvegicus

Source Tissue

Source Tissue Comment Organism Textmining
liver
-
Rattus norvegicus
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
L-gulono-1,4-lactone + 2,6-dichlorophenolindophenol + O2
-
Rattus norvegicus L-ascorbic acid + ?
-
?
L-gulono-1,4-lactone + O2
-
Rattus norvegicus L-xylo-hex-3-ulonolactone + H2O2
-
?
L-gulono-1,4-lactone + O2
-
Rattus norvegicus L-xylo-hex-3-ulonolactone + H2O2 product isomerizes spontaneously to L-ascorbate ?
L-gulono-1,4-lactone + phenazine methosulfate + O2
-
Rattus norvegicus L-ascorbic acid + ?
-
?

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
37
-
-
Rattus norvegicus

Cofactor

Cofactor Comment Organism Structure
flavin covalently bound, flavoenzyme Rattus norvegicus