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Literature summary for 1.10.3.3 extracted from

  • Sanmartin, M.; Pateraki, I.; Chatzopoulou, F.; Kanellis, A.K.
    Differential expression of the ascorbate oxidase multigene family during fruit development and in response to stress (2007), Planta, 225, 873-885.
    View publication on PubMed

Activating Compound

Activating Compound Comment Organism Structure
additional information AO4 expression is activated upon germination, and also regulated in response to wounding and heat stress, by hormones abscisic acid, salicylic acid and jasmonates, ascorbic acid and copper, overview Cucumis melo

Cloned(Commentary)

Cloned (Comment) Organism
gene-specific expression studies of the AO gene family in melon reveal that only CmAO1 and CmAO4 are transcriptionally active and differentially regulated dependent on tissue, developmental stage and external stimuli, overview Cucumis melo

Metals/Ions

Metals/Ions Comment Organism Structure
Cu2+ copper-containing enzyme Cucumis melo

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
2 L-ascorbic acid + O2 Cucumis melo the gene expression is transcriptionally regulated during fruit development and in response to hormonal cues associated with the control of cell growth and the stress response 2 L-dehydroascorbic acid + 2 H2O
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?

Organism

Organism UniProt Comment Textmining
Cucumis melo Q5M5B4 gene AO4; variety reticulatus, F1 alpha hybrid, gene AO4
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Cucumis melo Q5M5B5 gene AO1; variety reticulatus, F1 alpha hybrid, gene AO1
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Source Tissue

Source Tissue Comment Organism Textmining
flower high expression level of isozyme AO1 Cucumis melo
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fruit high expression level of isozyme AO1, differential expression of the ascorbate oxidase multigene family during fruit development and in response to stress, overview Cucumis melo
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additional information differential expression of the ascorbate oxidase multigene family during fruit development and in response to stress, overview Cucumis melo
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vegetative cell high expression level of isozyme AO4 Cucumis melo
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Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2 L-ascorbic acid + O2
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Cucumis melo 2 L-dehydroascorbic acid + 2 H2O
-
?
2 L-ascorbic acid + O2 the gene expression is transcriptionally regulated during fruit development and in response to hormonal cues associated with the control of cell growth and the stress response Cucumis melo 2 L-dehydroascorbic acid + 2 H2O
-
?

Synonyms

Synonyms Comment Organism
ascorbate oxidase
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Cucumis melo