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Literature summary for 1.4.3.21 extracted from

  • Mills, S.A.; Brown, D.E.; Dang, K.; Sommer, D.; Bitsimis, A.; Nguyen, J.; Dooley, D.M.
    Cobalt substitution supports an inner-sphere electron transfer mechanism for oxygen reduction in pea seedling amine oxidase (2012), J. Biol. Inorg. Chem., 17, 507-515.
    View publication on PubMed

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.021
-
O2 copper-reconstituted wild type enzyme, with putrescine as cosubstrate, in 100 mM potassium phosphate buffer, pH 7.2, 37°C Pisum sativum
0.026
-
O2 wild type enzyme, with putrescine as cosubstrate, in 100 mM potassium phosphate buffer, pH 7.2, 37°C Pisum sativum
0.29
-
putrescine copper-reconstituted wild type enzyme, in 100 mM potassium phosphate buffer, pH 7.2, 37°C Pisum sativum
0.57
-
putrescine wild type enzyme, in 100 mM potassium phosphate buffer, pH 7.2, 37°C Pisum sativum
1
-
O2 cobalt-substituted wild type enzyme, with putrescine as cosubstrate, in 100 mM potassium phosphate buffer, pH 7.2, 37°C Pisum sativum

Metals/Ions

Metals/Ions Comment Organism Structure
Co2+ cobalt-substituted enzyme displays nominal catalytic activity Pisum sativum
Cu2+ the wild type enzyme contains 1.4 mol copper per monomer Pisum sativum

Organism

Organism UniProt Comment Textmining
Pisum sativum
-
-
-

Source Tissue

Source Tissue Comment Organism Textmining
seedling
-
Pisum sativum
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
0.016
-
copper-depleted wild type enzyme, with 4-N,N-dimethylaminomethyl benzylamine as substrate, in 100 mM potassium phosphate buffer, pH 7.2, 37°C Pisum sativum
0.38
-
cobalt-substituted wild type enzyme, with 4-N,N-dimethylaminomethyl benzylamine as substrate, in 100 mM potassium phosphate buffer, pH 7.2, 37°C Pisum sativum
7
-
copper-reconstituted wild type enzyme, with 4-N,N-dimethylaminomethyl benzylamine as substrate, in 100 mM potassium phosphate buffer, pH 7.2, 37°C Pisum sativum
13.6
-
wild type enzyme, with 4-N,N-dimethylaminomethyl benzylamine as substrate, in 100 mM potassium phosphate buffer, pH 7.2, 37°C Pisum sativum

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
4-N,N-dimethylaminomethyl benzylamine + H2O + O2
-
Pisum sativum ?
-
?
putrescine + H2O + O2
-
Pisum sativum ?
-
?

Synonyms

Synonyms Comment Organism
CAO
-
Pisum sativum
Copper amine oxidase
-
Pisum sativum

Turnover Number [1/s]

Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
7.1
-
O2 cobalt-substituted wild type enzyme, with putrescine as cosubstrate, in 100 mM potassium phosphate buffer, pH 7.2, 37°C Pisum sativum
82
-
putrescine copper-reconstituted wild type enzyme, in 100 mM potassium phosphate buffer, pH 7.2, 37°C Pisum sativum
99
-
O2 copper-reconstituted wild type enzyme, with putrescine as cosubstrate, in 100 mM potassium phosphate buffer, pH 7.2, 37°C Pisum sativum
152
-
O2 wild type enzyme, with putrescine as cosubstrate, in 100 mM potassium phosphate buffer, pH 7.2, 37°C Pisum sativum
160
-
putrescine wild type enzyme, in 100 mM potassium phosphate buffer, pH 7.2, 37°C Pisum sativum

Cofactor

Cofactor Comment Organism Structure
2,4,5-trihydroxyphenylalanine quinone
-
Pisum sativum

kcat/KM [mM/s]

kcat/KM Value [1/mMs-1] kcat/KM Value Maximum [1/mMs-1] Substrate Comment Organism Structure
7.1
-
O2 cobalt-substituted wild type enzyme, with putrescine as cosubstrate, in 100 mM potassium phosphate buffer, pH 7.2, 37°C Pisum sativum
270
-
putrescine wild type enzyme, in 100 mM potassium phosphate buffer, pH 7.2, 37°C Pisum sativum
280
-
putrescine copper-reconstituted wild type enzyme, in 100 mM potassium phosphate buffer, pH 7.2, 37°C Pisum sativum
3320
-
O2 wild type enzyme, with putrescine as cosubstrate, in 100 mM potassium phosphate buffer, pH 7.2, 37°C Pisum sativum
4640
-
O2 copper-reconstituted wild type enzyme, with putrescine as cosubstrate, in 100 mM potassium phosphate buffer, pH 7.2, 37°C Pisum sativum