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Literature summary for 1.5.3.16 extracted from

  • Tavladoraki, P.; Rossi, M.N.; Saccuti, G.; Perez-Amador, M.A.; Polticelli, F.; Angelini, R.; Federico, R.
    Heterologous expression and biochemical characterization of a polyamine oxidase from Arabidopsis involved in polyamine back conversion (2006), Plant Physiol., 141, 1519-1532.
    View publication on PubMedView publication on EuropePMC

Cloned(Commentary)

Cloned (Comment) Organism
AtPAO1 cDNA is isolated and cloned in a vector for heterologous expression in Escherichia coli Arabidopsis thaliana

Inhibitors

Inhibitors Comment Organism Structure
1,12-diaminododecane
-
Arabidopsis thaliana
1,8-diaminooctane
-
Arabidopsis thaliana
agmatine
-
Arabidopsis thaliana
guazatine
-
Arabidopsis thaliana
MDL72527
-
Arabidopsis thaliana
N-prenylagmatine
-
Arabidopsis thaliana
spermidine
-
Arabidopsis thaliana

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.09
-
norspermine pH 8.0 Arabidopsis thaliana
0.11
-
spermine pH 8.0 Arabidopsis thaliana
0.47
-
N1-acetylspermine pH 8.0 Arabidopsis thaliana

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
additional information Arabidopsis thaliana no activity with spermidine ?
-
?
spermine + O2 + H2O Arabidopsis thaliana enzyme is involved in a polyamine back-conversion pathway spermidine + 3-aminopropanal + H2O2
-
?

Organism

Organism UniProt Comment Textmining
Arabidopsis thaliana Q9FNA2
-
-

Purification (Commentary)

Purification (Comment) Organism
recombinant protein Arabidopsis thaliana

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
additional information no activity with spermidine Arabidopsis thaliana ?
-
?
N1-acetylspermine + O2 + H2O
-
Arabidopsis thaliana spermidine + 3-acetamidopropanal + H2O2
-
?
norspermine + O2 + H2O
-
Arabidopsis thaliana ?
-
?
spermine + O2 + H2O
-
Arabidopsis thaliana spermidine + 3-aminopropanal + H2O2
-
?
spermine + O2 + H2O enzyme is involved in a polyamine back-conversion pathway Arabidopsis thaliana spermidine + 3-aminopropanal + H2O2
-
?

Synonyms

Synonyms Comment Organism
AtPAO1
-
Arabidopsis thaliana

Turnover Number [1/s]

Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
0.2
-
N1-acetylspermine pH 8.0 Arabidopsis thaliana
2.7
-
spermine pH 8.0 Arabidopsis thaliana
6.9
-
norspermine pH 8.0 Arabidopsis thaliana

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8
-
substrate: spermine or norspermine Arabidopsis thaliana

pH Range

pH Minimum pH Maximum Comment Organism
7 9 pH 7: about 60% of maximal activity, pH 9.0: about 60% of maximal activity, substrate: spermine Arabidopsis thaliana
7 9 pH 7: about 80% of maximal activity, pH 9.0: about 60% of maximal activity, substrate: norspermine Arabidopsis thaliana

Cofactor

Cofactor Comment Organism Structure
FAD all FAD molecules in the purified enzyme are catalytically active Arabidopsis thaliana

Ki Value [mM]

Ki Value [mM] Ki Value maximum [mM] Inhibitor Comment Organism Structure
0.0007
-
guazatine pH 8.0, substrate: spermine Arabidopsis thaliana
0.004
-
N-prenylagmatine pH 8.0, substrate: spermine Arabidopsis thaliana
0.0117
-
1,12-diaminododecane pH 8.0, substrate: spermine Arabidopsis thaliana
0.1373
-
MDL72527 pH 8.0, substrate: spermine Arabidopsis thaliana
0.147
-
agmatine pH 8.0, substrate: spermine Arabidopsis thaliana
0.293
-
1,8-diaminooctane pH 8.0, substrate: spermine Arabidopsis thaliana
0.546
-
spermidine pH 8.0, substrate: spermine Arabidopsis thaliana