EC Number |
Natural Substrates |
---|
1.5.3.17 | more |
AtPAO3 catalyzes the sequential conversion/oxidation of spermine to spermidine, and of spermidine to putrescine, thus exhibiting functional homology to the mammalian PAOs, but AtPAO3 does not catalyze the conversion of putrescine back to spermine |
1.5.3.17 | more |
flavoprotein oxidase Fms1 catalyzes the oxidation of spermine and N1-acetylspermine to spermidine and 3-aminopropanal or N-acetyl-3-aminopropanal |
1.5.3.17 | N,N'-dibenzyl-1,4-diaminobutane + O2 + H2O |
slow substrate |
1.5.3.17 | N1-acetylspermidine + O2 + H2O |
- |
1.5.3.17 | N1-acetylspermine + O2 + H2O |
- |
1.5.3.17 | spermidine + O2 + H2O |
- |
1.5.3.17 | spermine + O2 + H2O |
- |
1.5.3.17 | spermine + O2 + H2O |
slow substrate |
1.5.3.17 | thermospermine + O2 + H2O |
- |
1.5.3.17 | thermospermine + O2 + H2O |
norspermidine is generated via thermospermine catabolism in Selaginella lepidophylla |