Compound as reactive (1)
H
2
O +
4-aminobutanal
+ NAD
+
→ 2 H
+
+ 4-aminobutanoate + NADH
Compound as product (3)
H
2
O + spermidine + oxygen → hydrogen peroxide + propane-1,3-diamine +
4-aminobutanal
H
2
O + putrescine + oxygen → hydrogen peroxide +
4-aminobutanal
+ ammonium
H2O + spermidine + ubiquinone-6 →
4-aminobutanal
+ propane-1,3-diamine + ubiquinol-6
Reversible reaction (6)
an oxidized electron donor + H
2
O + spermidine ↔ propane-1,3-diamine + a reduced electron donor +
4-aminobutanal
H
2
O +
4-aminobutanal
+ NADP
+
↔ 2 H
+
+ 4-aminobutanoate + NADPH
pyruvate + putrescine ↔
4-aminobutanal
+ L-alanine
4-aminobutanal
↔ H
2
O + 1-pyrroline
an oxidized electron donor + spermidine + oxygen ↔ propane-1,3-diamine + a reduced electron donor +
4-aminobutanal
2-oxoglutarate + putrescine ↔
4-aminobutanal
+ L-glutamate