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

Reaction

4 L-ascorbate +

O2
= 4 monodehydroascorbate + 2 H2O

Synonyms

AA oxidase, AA-ox, AAO, AAO1, AAO2, AAO3, Aao4, 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

     1 Oxidoreductases
         1.10 Acting on diphenols and related substances as donors
             1.10.3 With oxygen as acceptor
                1.10.3.3 L-ascorbate oxidase

KM Value

KM Value on EC 1.10.3.3 - L-ascorbate oxidase

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KM VALUE [mM]
SUBSTRATE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
1.12
5,6-ene-L-ascorbate
Cucurbita pepo medullosa
-
commercial enzyme preparation from Sigma
0.554
5,6-isopropylidene-L-ascorbate
Cucurbita pepo medullosa
-
commercial enzyme preparation from Sigma
0.433
5-methyl-5-O-(alpha-D-glucopyranosyl)-D-erythroascorbic acid
-
-
0.162
5-methyl-5-O-(alpha-D-xylopyranosyl)-D-erythroascorbic acid
-
-
0.402
5-O-(alpha-D-glucopyranosyl)-D-erythroascorbic acid
-
-
0.642
5-O-(alpha-D-xylopyranosyl)-D-erythroascorbic acid
-
-
0.887
6-amino-L-ascorbate
Cucurbita pepo medullosa
-
commercial enzyme preparation from Sigma
0.124
6-bromo-L-ascorbate
Cucurbita pepo medullosa
-
commercial enzyme preparation from Sigma
0.187
6-deoxy-L-ascorbate
Cucurbita pepo medullosa
-
commercial enzyme preparation from Sigma
0.026
6-O-phenyl-L-ascorbate
Cucurbita pepo medullosa
-
commercial enzyme preparation from Sigma
0.032
6-S-phenyl-L-ascorbate
Cucurbita pepo medullosa
-
commercial enzyme preparation from Sigma
0.37
chlorohydroquinone
Cucurbita sp.
-
-
0.304
D-erythroascorbic acid
-
-
0.53 - 1.307
D-isoascorbate
0.003 - 10
L-ascorbate
0.126 - 1.5
L-ascorbic acid
0.47
O2
-
-
additional information
additional information
-