1.10.3.3: L-ascorbate oxidase
This is an abbreviated version!
For detailed information about L-ascorbate oxidase, go to the full flat file.
Word Map on EC 1.10.3.3
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1.10.3.3
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copper
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dehydroascorbic
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electrode
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laccase
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oxidases
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ceruloplasmin
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zucchini
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cucurbita
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cucumber
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amperometric
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trinuclear
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apoplastic
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monodehydroascorbate
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squash
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multi-copper
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ascorbate-dependent
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copper-containing
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plastocyanin
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pumpkin
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azurins
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ascorbyl
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ascorbate-glutathione
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myrothecium
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vernicifera
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ferroxidase
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agriculture
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medicine
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analysis
- 1.10.3.3
- copper
-
dehydroascorbic
-
electrode
- laccase
- oxidases
- ceruloplasmin
- zucchini
- cucurbita
- cucumber
-
amperometric
-
trinuclear
- apoplastic
- monodehydroascorbate
- squash
-
multi-copper
-
ascorbate-dependent
-
copper-containing
- plastocyanin
- pumpkin
- azurins
-
ascorbyl
-
ascorbate-glutathione
- myrothecium
- vernicifera
- ferroxidase
- agriculture
- medicine
- analysis
Reaction
4 L-ascorbate + = 4 monodehydroascorbate + 2 H2O
Synonyms
AA oxidase, AA-ox, AAO, AAO1, AAO2, AAO3, Aao4, Af_AO1, AO1, AO4, AOase, ASC oxidase, ascorbase, ascorbate dehydrogenase, ascorbate oxidase, ascorbic acid oxidase, ascorbic oxidase, ASOM, L-ascorbate:O2 oxidoreductase, L-ascorbic acid oxidase, oxidase, ascorbate
ECTree
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Source Tissue
Source Tissue on EC 1.10.3.3 - L-ascorbate oxidase
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Cucurbita sp.
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different batches of commercially available crude enzyme from different suppliers, batch compositions, overview
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broccoli florets show higher AAO activity compared to stalks
arbuscular, enzyme localization in the highly specialized structures at the host-symbiont interface
additional information
high expression level of isozyme AO1, differential expression of the ascorbate oxidase multigene family during fruit development and in response to stress, overview
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comparison of enzyme activity in leaves of wild and domesticated water melon, overview
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total vitamin C content and L-ascorbate/dehydroascorbate ratio in leaves change at different stages of maturity. Young leaves likely contain a lower L-ascorbate/dehydroascorbate ratio than older leaves
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root apex, particularly abundant in quiescent centre cells and differentiating vascular tissues, absent in lateral root primordia
endodermis, enzyme localization in the highly specialized structures at the host-symbiont interface
LjAO1 is induced during nodulation in Lotus japonicus and is expressed in the peripheral area of the nodule in a possible targeted mechanism controlling oxygen content
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broccoli stalks show lower AAO activity compared to florets
almost no enzyme expression and activity in leaf
additional information
differential expression of the ascorbate oxidase multigene family during fruit development and in response to stress, overview
additional information
differential expression of the ascorbate oxidase multigene family during fruit development and in response to stress, overview
additional information
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the enzyme activity decreases during germination of under hypoxic conditions, activity remains low throughout the dark period
additional information
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the activity increases in the facultative CAM plant upon induction of the CAM cycle