Enzyme Details

 EC Classification 1.4.3.22
 Enzyme name
(recommended)
diamine oxidase
 Alternative names SSAO (incorrect)
histamine:oxygen oxidoreductase (deaminating)
amine oxidase (ambiguous)
amine oxidase (copper-containing) (ambiguous)
CAO (ambiguous)
Cu-containing amine oxidase (ambiguous)
copper amine oxidase (ambiguous)
diamine oxidase (ambiguous)
diamino oxhydrase (ambiguous)
histaminase
histamine deaminase (incorrect)
semicarbazide-sensitive amine oxidase (incorrect)
 Classification
Oxidoreductases
Acting on the CH-NH(2) group of donors
With oxygen as acceptor
 Catalyses reactions
H2O + O2 + Putrescine <-> NH3 + H2O2 + 4-Aminobutanal
H2O + O2 + N,N'-Bis(3-aminopropyl)-trans-2-butene-1,4-diamine <-> NH3 + H2O2 + N-(3-Aminopropyl)-N'-(3-propanal)-trans-2-butene-1,4-diamino
H2O + O2 + 3-Oxapentane 1,5-diamine <-> NH3 + H2O2 + 5-Amino-3-oxapentanal
H2O + O2 + 1,4-Bis(3-aminopropyl)-piperazine <-> NH3 + H2O2 + 1-(3-Aminopropyl)-4-(3-aminopropanal)-piperazine
H2O + O2 + Bis(3-aminopropyl)amine <-> NH3 + H2O2 + N-(3-Aminopropyl)aminopropanal
H2O + O2 + N-Methylputrescine <-> NH3 + H2O2 + 4-Methylaminobutanal
H2O + O2 + Putrescine <-> NH3 + H2O2 + 4-Aminobutanal
H2O + O2 + Cadaverine <-> NH3 + H2O2 + 5-Aminopentanal
H2O + O2 + Histamine <-> NH3 + H2O2 + Imidazole-4-acetaldehyde
H2O + O2 + Cadaverine <-> NH3 + H2O2 + 5-Aminopentanal
H2O + O2 + Spermine <-> Unknown + NH3 + H2O2
H2O + O2 + Spermidine <-> Unknown + NH3 + H2O2
H2O + O2 + Agmatine <-> NH3 + H2O2 + 4-Guanidinobutanal
H2O + O2 + 1,3-Diaminopropane <-> NH3 + H2O2 + beta-Aminopropion aldehyde
 External links Expasy
KEGG
BRENDA
IntEnz (EBI)
IUBMB
Reactome
MetaCrop


View all entries for EC Class: 1.4.3.22



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