Any feedback?
Please rate this page
(literature.php)
(0/150)

BRENDA support

Literature summary for 1.10.3.3 extracted from

  • Yamazaki, I.; Piette, L.H.
    Mechanism of free radical formation and disappearance during the ascorbic acid oxidase and peroxidase reactions (1961), Biochim. Biophys. Acta, 50, 62-69.
    View publication on PubMed

Metals/Ions

Metals/Ions Comment Organism Structure
Cu2+
-
Cucumis sativus

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
2 L-ascorbate + O2 + 4 H+ Cucumis sativus formation of free radicals during the oxidation reaction by ascorbate oxidase 2 monodehydroascorbate + 2 H2O
-
?

Organism

Organism UniProt Comment Textmining
Cucumis sativus
-
Japanese cucumber, turnip
-

Purification (Commentary)

Purification (Comment) Organism
native enzyme from cucumber cortex, too homogeneity as blue oxidase Cucumis sativus

Source Tissue

Source Tissue Comment Organism Textmining
rind
-
Cucumis sativus
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2 L-ascorbate + O2 + 4 H+ formation of free radicals during the oxidation reaction by ascorbate oxidase Cucumis sativus 2 monodehydroascorbate + 2 H2O
-
?
2 L-ascorbate + O2 + 4 H+ formation of free radicals during the oxidation reaction by ascorbate oxidase, determination of steady-state free radical concentration, overview Cucumis sativus 2 monodehydroascorbate + 2 H2O
-
?
additional information the enzyme might perform two types of free radical decay reaction, dismutation and oxidation Cucumis sativus ?
-
?

Synonyms

Synonyms Comment Organism
ascorbic acid oxidase
-
Cucumis sativus

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
28
-
assay at Cucumis sativus

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
4.8
-
assay at Cucumis sativus