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Information on EC 1.2.3.1 - aldehyde oxidase and Organism(s) Zea mays and UniProt Accession O23887

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EC Tree
     1 Oxidoreductases
         1.2 Acting on the aldehyde or oxo group of donors
             1.2.3 With oxygen as acceptor
                1.2.3.1 aldehyde oxidase
IUBMB Comments
Contains molybdenum, [2Fe-2S] centres and FAD. The enzyme from liver exhibits a broad substrate specificity, and is involved in the metabolism of xenobiotics, including the oxidation of N-heterocycles and aldehydes and the reduction of N-oxides, nitrosamines, hydroxamic acids, azo dyes, nitropolycyclic aromatic hydrocarbons, and sulfoxides [4,6]. The enzyme is also responsible for the oxidation of retinal, an activity that was initially attributed to a distinct enzyme (EC 1.2.3.11, retinal oxidase) [5,7].
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Zea mays
UNIPROT: O23887
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Word Map
The taxonomic range for the selected organisms is: Zea mays
The enzyme appears in selected viruses and cellular organisms
Reaction Schemes
Synonyms
aldehyde oxidase, aldehyde oxidase 1, retinal oxidase, formate oxidase, maox3, atraaox2, aldehyde oxidase 3, aldehyde oxidase 2, aldehyde:oxygen oxidoreductase, more
SYNONYM
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
AO
-
-
quinoline oxidase
-
-
-
-
Retinal oxidase
-
-
-
-
retinene oxidase
-
-
-
-
REACTION TYPE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
redox reaction
-
-
-
-
oxidation
-
-
-
-
reduction
-
-
-
-
SYSTEMATIC NAME
IUBMB Comments
aldehyde:oxygen oxidoreductase
Contains molybdenum, [2Fe-2S] centres and FAD. The enzyme from liver exhibits a broad substrate specificity, and is involved in the metabolism of xenobiotics, including the oxidation of N-heterocycles and aldehydes and the reduction of N-oxides, nitrosamines, hydroxamic acids, azo dyes, nitropolycyclic aromatic hydrocarbons, and sulfoxides [4,6]. The enzyme is also responsible for the oxidation of retinal, an activity that was initially attributed to a distinct enzyme (EC 1.2.3.11, retinal oxidase) [5,7].
CAS REGISTRY NUMBER
COMMENTARY hide
9029-07-6
-
9033-52-7
-
SUBSTRATE
PRODUCT                       
REACTION DIAGRAM
ORGANISM
UNIPROT
COMMENTARY
(Substrate) hide
LITERATURE
(Substrate)
COMMENTARY
(Product) hide
LITERATURE
(Product)
Reversibility
r=reversible
ir=irreversible
?=not specified
acetaldehyde + H2O + O2
acetate + H2O2
show the reaction diagram
-
-
-
-
r
benzaldehyde + H2O + O2
benzoic acid + H2O2
show the reaction diagram
-
2,6-dichlorophenol-indophenol also as electron acceptor
-
-
?
butyraldehyde + H2O + O2
butanoate + H2O2
show the reaction diagram
-
-
-
-
r
indole 3-acetaldehyde + H2O + O2
indole 3-acetic acid + H2O2
show the reaction diagram
-
2,6-dichlorophenol-indophenol also as electron acceptor
-
-
?
indole 3-carbaldehyde + H2O + O2
indole 3-carboxylate + H2O2
show the reaction diagram
-
2,6-dichlorophenol-indophenol also as electron acceptor
-
-
?
phenylacetaldehyde + H2O + O2
phenylacetic acid + H2O2
show the reaction diagram
-
2,6-dichlorophenol-indophenol as electron acceptor
-
-
?
propionaldehyde + H2O + O2
propionate + H2O2
show the reaction diagram
-
-
-
-
r
protocatechualdehyde + H2O + O2
protocatechuic acid + H2O2
show the reaction diagram
-
2,6-dichlorophenol-indophenol also as electron acceptor
-
-
?
additional information
?
-
-
3(4,5-dimethylthiazolyl-2)2,5-diphenyltetrazolium-bromide, ferricyanide and cytochrome c can also act as electron acceptors, the latter two are not so efficient
-
-
?
COFACTOR
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
FAD
-
-
METALS and IONS
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
Fe2+
-
-
Mo5+
-
-
INHIBITOR
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
2-mercaptoethanol
-
40% inhibition at 5 mM
iodoacetate
-
31% inhibition at 1 mM
p-chloromercuribenzoic acid
-
61% inhibition at 0.05 mM
KM VALUE [mM]
SUBSTRATE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
0.345
acetaldehyde
-
2,6-dichlorophenol-indophenol as electron acceptor
0.0015 - 0.005
benzaldehyde
0.026
Butyraldehyde
-
2,6-dichlorophenol-indophenol as electron acceptor
0.0032 - 0.005
Indole-3-acetaldehyde
0.0045 - 0.014
Indole-3-aldehyde
0.25
phenylacetaldehyde
-
2,6-dichlorophenol-indophenol as electron acceptor
0.074
propionaldehyde
-
2,6-dichlorophenol-indophenol as electron acceptor
0.0029 - 0.026
Protocatechualdehyde
SPECIFIC ACTIVITY [µmol/min/mg]
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
0.137
-
-
pH OPTIMUM
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
7.4
-
assay at
pH RANGE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
7 - 8
-
-
TEMPERATURE OPTIMUM
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
30
-
assay at
ORGANISM
COMMENTARY hide
LITERATURE
UNIPROT
SEQUENCE DB
SOURCE
-
UniProt
Manually annotated by BRENDA team
SOURCE TISSUE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
SOURCE
UNIPROT
ENTRY NAME
ORGANISM
NO. OF AA
NO. OF TRANSM. HELICES
MOLECULAR WEIGHT[Da]
SOURCE
SEQUENCE
LOCALIZATION PREDICTION?
ALDO1_MAIZE
1358
0
146683
Swiss-Prot
-
MOLECULAR WEIGHT
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
150000
-
alpha2, 2 * 150000, SDS-PAGE
300000
-
gel filtration
SUBUNIT
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
dimer
-
alpha2, 2 * 150000, SDS-PAGE
TEMPERATURE STABILITY
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
100
-
after 5 min complete activity loss
60 - 70
-
relatively stable
ORGANIC SOLVENT
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
Methanol
-
27% activity with 2% v/v methanol
STORAGE STABILITY
ORGANISM
UNIPROT
LITERATURE
-30°C, 20 mM Tris-HCl buffer, pH 8.0
-
PURIFICATION (Commentary)
ORGANISM
UNIPROT
LITERATURE
REF.
AUTHORS
TITLE
JOURNAL
VOL.
PAGES
YEAR
ORGANISM (UNIPROT)
PUBMED ID
SOURCE
Koshiba, T.; Saito, E.; Ono, N.; Yamamoto, N.; Sato, M.
Purification and properties of flavin- and molybdenum-containing aldehyde oxidase from coleoptiles of maize
Plant Physiol.
110
781-789
1996
Zea mays
Manually annotated by BRENDA team
Garattini, E.; Fratelli, M.; Terao, M.
Mammalian aldehyde oxidases: genetics, evolution and biochemistry
Cell. Mol. Life Sci.
65
1019-1048
2008
Arabidopsis thaliana (Q7G191), Arabidopsis thaliana (Q7G192), Arabidopsis thaliana (Q7G193), Bos taurus (P48034), Caenorhabditis elegans (O61198), Caenorhabditis elegans (Q960A1), Canis lupus familiaris (Q2QB47), Canis lupus familiaris (Q2QB48), Danio rerio, Drosophila melanogaster, Drosophila melanogaster (Q9VF53), Equus caballus, Gallus gallus (Q2QB49), Gallus gallus (Q2QB50), Homo sapiens, Macaca fascicularis (Q5FB27), Macaca mulatta, Mamestra brassicae (Q4VGM3), Monodelphis domestica, Mus musculus, Mus musculus (O54754), Mus musculus (Q5SGK3), Mus musculus (Q6V956), Mus musculus (Q8VJ15), no activity in Aspergillus nidulans, Oryctolagus cuniculus (P80456), Pan troglodytes, Pongo pygmaeus, Rattus norvegicus, Rattus norvegicus (Q5QE78), Rattus norvegicus (Q5QE79), Rattus norvegicus (Q5QE80), Rattus norvegicus (Q9Z0U5), Solanum lycopersicum (Q9FV23), Solanum lycopersicum (Q9FV24), Solanum lycopersicum (Q9FV25), Takifugu rubripes, Tetraodon nigroviridis, Xenopus laevis (Q6GMC5), Zea mays (O23887), Zea mays (O23888)
Manually annotated by BRENDA team