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EC Tree
The expected taxonomic range for this enzyme is: Bacteria, Eukaryota
Synonyms
AAO,
AO1 , oxidase, ethanolamine,
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oxidase, ethanolamine
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ethanolamine + H2O + O2 = glycolaldehyde + NH3 + H2O2
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oxidative deamination
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ethanolamine:oxygen oxidoreductase (deaminating)
A cobamide-protein.
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1-amino-2-propanol + H2O + O2
2-hydroxy-propionic aldehyde + NH3 + H2O2
3-amino-1-propanol + H2O + O2
3-hydroxy-propionic aldehyde + NH3 + H2O2
ethanolamine + H2O + O2
glycolaldehyde + NH3 + H2O2
additional information
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1-amino-2-propanol + H2O + O2
2-hydroxy-propionic aldehyde + NH3 + H2O2
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?
1-amino-2-propanol + H2O + O2
2-hydroxy-propionic aldehyde + NH3 + H2O2
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18% of the activity with ethanolamine
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3-amino-1-propanol + H2O + O2
3-hydroxy-propionic aldehyde + NH3 + H2O2
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?
3-amino-1-propanol + H2O + O2
3-hydroxy-propionic aldehyde + NH3 + H2O2
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56% of the activity with ethanolamine
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ethanolamine + H2O + O2
glycolaldehyde + NH3 + H2O2
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ethanolamine + H2O + O2
glycolaldehyde + NH3 + H2O2
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under aerobic conditions
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ethanolamine + H2O + O2
glycolaldehyde + NH3 + H2O2
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under aerobic conditions
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ir
ethanolamine + H2O + O2
glycolaldehyde + NH3 + H2O2
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aerobic catabolism of ethanolamine
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ir
additional information
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no activity with: ethylamine, n-propylamine, putrescine, choline and phosphoethanolamine
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additional information
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no activity with: ethylamine, n-propylamine, putrescine, choline and phosphoethanolamine
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ethanolamine + H2O + O2
glycolaldehyde + NH3 + H2O2
ethanolamine + H2O + O2
glycolaldehyde + NH3 + H2O2
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ethanolamine + H2O + O2
glycolaldehyde + NH3 + H2O2
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aerobic catabolism of ethanolamine
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ir
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Ca2+
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activates the dialyzed enzyme, regeneration of 50% of the initial activity
Ni2+
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slight stimulation
Zn2+
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activates the dialyzed enzyme, regeneration of 50% of initial activity
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sodium-diethyldithiocarbamate
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additional information
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not: 8-hydroxyquinoline
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2-mercaptoethanol
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cysteine
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glutathione
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no effect
hydrazine
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hydroxylamine
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isoniazide
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isoniazide
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low inhibition
Quinacrine
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Semicarbazide
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Sodium bisulfite
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additional information
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no stimulation of activity by FAD, pyridoxalphosphate, NAD+, NADP+
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additional information
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no stimulation of activity by FAD, pyridoxalphosphate, NAD+, NADP+, FMN or tetrazolium dyes
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0.16
ethanolamine
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7 - 8.2
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pH 7.0: about 50% of activity maximum, pH 8.2: 37% of activity maximum
7 - 9.8
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half-maximal activities at pH 7 and pH 9.8
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26 - 48
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half-maximal activities at 26°C and 48°C
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brenda
blowfly
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brenda
Bacterium ATCC 13796, Arthrobacter sp.
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brenda
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low activity
brenda
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brenda
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low activity
brenda
additional information
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enzyme more active in larvae than in adults
brenda
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brenda
additional information
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no activity in mitochondria
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brenda
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D5DET5_BACMD
Bacillus megaterium (strain DSM 319)
472
0
50992
TrEMBL
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A0A7H9Y1U9_BACME
472
0
51114
TrEMBL
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D5DTA9_BACMQ
Bacillus megaterium (strain ATCC 12872 / QMB1551)
472
0
50946
TrEMBL
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dialysis causes inactivation, activity cannot be restored by addition of pyridoxal phosphate, FAD, NAD+, NADP+ alone or in combination with divalent cations
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more unstable, cannot be stored
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expressed in Escherichia coli EG-13 cells
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Narrod, S.A.; Jakoby, W.B.
Ethanolamine oxidase
Methods Enzymol.
8
354-357
1966
Pseudomonas sp.
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brenda
Narrod, S.A.; Jakoby, W.B.
Metabolism of ethanolamine, an ethanoloxidase
J. Biol. Chem.
239
2189-2193
1964
Pseudomonas sp.
brenda
Kulkarni, A.P.; Hodgson, E.
Ethanolamine oxidase from the blowfly, Phormia regina (Diptera: Insecta)
Comp. Biochem. Physiol. B
44
407-422
1973
Phormia regina
brenda
Pereira, B.; Zhang, H.; De Mey, M.; Lim, C.G.; Li, Z.J.; Stephanopoulos, G.
Engineering a novel biosynthetic pathway in Escherichia coli for production of renewable ethylene glycol
Biotechnol. Bioeng.
113
376-383
2016
Arthrobacter sp. FERM P-06240
brenda
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Enzyme Nomenclature
1.4.3.8 ethanolamine oxidase
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