Compound as reactive (15)
spermidine + NAD+ → NADH + dehydrospermidine + H+
spermidine + ATP + citrate → N-citryl-spermidine + H+ + diphosphate + AMP
spermidine + acetyl-CoA → coenzyme A + N8-acetylspermidine + H+
H2O + spermidine + oxygen → hydrogen peroxide + propane-1,3-diamine + 4-aminobutanal
putrescine + spermidine → propane-1,3-diamine + sym-homospermidine
S-adenosyl 3-(methylsulfanyl)propylamine + spermidine → S-methyl-5'-thioadenosine + N4-aminopropylspermidine + H+
S-adenosyl 3-(methylsulfanyl)propylamine + spermidine → S-methyl-5'-thioadenosine + spermine + H+
H2O + spermidine + oxygen → hydrogen peroxide + 3-aminopropanal + putrescine
3 trans-feruloyl-CoA + spermidine → 3 coenzyme A + 3 H+ + triferuloyl spermidine
3 (E)-4-coumaroyl-CoA + spermidine → 3 coenzyme A + 3 H+ + tricoumaroyl spermidine
N1-(3,4-dihydroxybenzoyl)-N8-citryl-spermidine + spermidine + ATP → N1-(3,4-dihydroxybenzoyl)-N8,N'8-citryl-bis(spermidine) + H+ + diphosphate + AMP
spermidine + N-citryl-spermidine + ATP → N8,N'8-citryl-bis(spermidine) + H+ + diphosphate + AMP
3 trans-caffeoyl-CoA + spermidine → 3 coenzyme A + 3 H+ + tricaffeoyl spermidine
acetyl-CoA + spermidine → N1-acetylspermidine + H+ + coenzyme A
H2O + spermidine + ubiquinone-6 → 4-aminobutanal + propane-1,3-diamine + ubiquinol-6
Compound as product (4)
H2O + N1-(3-aminopropyl)agmatine → spermidine + urea
H2O + N1-acetylspermine + oxygen → hydrogen peroxide + 3-acetamidopropanal + spermidine
H2O + spermine + oxygen → hydrogen peroxide + 3-aminopropanal + spermidine
H+ + carboxyspermidine → spermidine + CO2
Reversible reaction (12)
spermidine + glutathione + ATP ↔ H+ + glutathionylspermidine + phosphate + ADP
an oxidized electron donor + H2O + spermidine ↔ propane-1,3-diamine + a reduced electron donor + 4-aminobutanal
H2O + spermidine + ATP ↔ spermidine + phosphate + ADP
H2O + N8-acetylspermidine ↔ acetate + spermidine
2 S-adenosyl 3-(methylsulfanyl)propylamine + spermidine ↔ 2 S-methyl-5'-thioadenosine + 2 H+ + N4-bis(aminopropyl)spermidine
S-adenosyl 3-(methylsulfanyl)propylamine + spermidine ↔ S-methyl-5'-thioadenosine + thermospermine + H+
2 (E)-4-coumaroyl-CoA + spermidine ↔ 2 coenzyme A + 2 H+ + N1,N8-bis(coumaroyl)-spermidine
S-adenosyl 3-(methylsulfanyl)propylamine + putrescine ↔ S-methyl-5'-thioadenosine + spermidine + H+
an oxidized electron donor + spermidine + oxygen ↔ propane-1,3-diamine + a reduced electron donor + 4-aminobutanal
H2O + glutathionylspermidine ↔ spermidine + glutathione
2 sinapoyl-CoA + spermidine ↔ 2 coenzyme A + 2 H+ + N1,N8-bis(sinapoyl)-spermidine
spermidine + acetyl-CoA ↔ coenzyme A + N1-acetylspermidine + H+