Non-specific polyamine oxidase

Non-specific polyamine oxidase
Identifiers
EC number 1.5.3.17
Databases
IntEnz IntEnz view
BRENDA BRENDA entry
ExPASy NiceZyme view
KEGG KEGG entry
MetaCyc metabolic pathway
PRIAM profile
PDB structures RCSB PDB PDBe PDBsum

Non-specific polyamine oxidase (EC 1.5.3.17, polyamine oxidase, Fms1, AtPAO3) is an enzyme with systematic name polyamine:oxygen oxidoreductase (3-aminopropanal or 3-acetamidopropanal-forming).[1][2][3] This enzyme catalyses the following chemical reaction

(1) spermine + O2 + H2O spermidine + 3-aminopropanal + H2O2
(2) spermidine + O2 + H2O putrescine + 3-aminopropanal + H2O2
(3) N1-acetylspermine + O2 + H2O spermidine + 3-acetamidopropanal + H2O2
(4) N1-acetylspermidine + O2 + H2O putrescine + 3-acetamidopropanal + H2O2

This enzyme is flavoprotein (FAD).

References

  1. Moschou, P.N.; Sanmartin, M.; Andriopoulou, A.H.; Rojo, E.; Sanchez-Serrano, J.J.; Roubelakis-Angelakis, K.A. (2008). "Bridging the gap between plant and mammalian polyamine catabolism: a novel peroxisomal polyamine oxidase responsible for a full back-conversion pathway in Arabidopsis". Plant Physiol. 147 (4): 1845–1857. doi:10.1104/pp.108.123802. PMC 2492618Freely accessible. PMID 18583528.
  2. Muller, S.; Walter, R.D. (1992). "Purification and characterization of polyamine oxidase from Ascaris suum". Biochem. J. 283: 75–80. PMC 1130995Freely accessible. PMID 1567380.
  3. Landry, J.; Sternglanz, R. (2003). "Yeast Fms1 is a FAD-utilizing polyamine oxidase". Biochem. Biophys. Res. Commun. 303 (3): 771–776. doi:10.1016/s0006-291x(03)00416-9. PMID 12670477.
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