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Literature summary for 1.4.3.22 extracted from

  • Floris, G.; Giartosio, A.; Rinaldi, A.
    Diamine oxidase from Lens esculenta seedlings: purification and properties (1983), Phytochemistry, 22, 1871-1874.
No PubMed abstract available

Inhibitors

Inhibitors Comment Organism Structure
aminoguanidine
-
Lens culinaris
Arcaine sulfate
-
Lens culinaris
beta-Bromoethylamine
-
Lens culinaris
cyanide
-
Lens culinaris
diethyldithiocarbamate
-
Lens culinaris
histamine
-
Lens culinaris
isoniazid
-
Lens culinaris
NaN3
-
Lens culinaris
phenylhydrazine
-
Lens culinaris
Semicarbazide
-
Lens culinaris
Sodium cyanide
-
Lens culinaris

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.24
-
putrescine
-
Lens culinaris
0.4
-
cadaverine
-
Lens culinaris

Metals/Ions

Metals/Ions Comment Organism Structure
copper enzyme contains 2 copper atoms Lens culinaris
copper enzyme contains 0.082% copper Lens culinaris

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
78000
-
2 * 78000, SDS-PAGE Lens culinaris
187000
-
sedimentation velocity Lens culinaris

Organism

Organism UniProt Comment Textmining
Lens culinaris
-
-
-

Posttranslational Modification

Posttranslational Modification Comment Organism
glycoprotein 14% neutral sugar Lens culinaris

Purification (Commentary)

Purification (Comment) Organism
-
Lens culinaris

Source Tissue

Source Tissue Comment Organism Textmining
seedling
-
Lens culinaris
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
70.8
-
enzyme from seedlings Lens culinaris

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
1,4-diaminobutane + H2O + O2
-
Lens culinaris 4-aminobutanal + NH3 + H2O2
-
?
1,5-diaminopentane + H2O + O2
-
Lens culinaris 5-aminopentanal + NH3 + H2O2
-
?
1,6-diaminohexane + H2O + O2
-
Lens culinaris 6-aminohexanal + NH3 + H2O2
-
?
p-dimethylaminomethylbenzylamine + H2O + O2
-
Lens culinaris p-dimethylaminomethylbenzaldehyde + NH3 + H2O2
-
?
RCH2NH2 + H2O + O2 no activity with histamine Lens culinaris RCHO + NH3 + H2O2
-
?
spermidine + H2O + O2
-
Lens culinaris ?
-
?

Subunits

Subunits Comment Organism
dimer 2 * 78000, SDS-PAGE Lens culinaris

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7.1
-
putrescine Lens culinaris

Cofactor

Cofactor Comment Organism Structure
additional information contains one carbonyl-like group per mol Lens culinaris

Ki Value [mM]

Ki Value [mM] Ki Value maximum [mM] Inhibitor Comment Organism Structure
0.0000015
-
phenylhydrazine
-
Lens culinaris
0.0015
-
beta-Bromoethylamine
-
Lens culinaris
0.0055
-
Semicarbazide
-
Lens culinaris
0.045
-
diethyldithiocarbamate
-
Lens culinaris
2
-
isoniazid
-
Lens culinaris
3
-
Sodium cyanide
-
Lens culinaris
10
-
Arcaine sulfate
-
Lens culinaris
17
-
histamine
-
Lens culinaris
50
-
NaN3
-
Lens culinaris