Enzyme Details

Enzyme (Recommended) Name	spermidine synthase
Alternative names	S-adenosylmethioninamine:putrescine 3-aminopropyltransferase aminopropyltransferase putrescine aminopropyltransferase spermidine synthetase SpeE
EC Classification	2.5.1.16
Classification	Transferases Transferring alkyl or aryl groups, other than methyl groups Transferring alkyl or aryl groups, other than methyl groups
Catalyses reactions	Putrescine + S-Adenosylmethioninamine <-> 5'-Deoxy-5'-(methylthio)adenosine + Spermidine Spermidine + S-Adenosylmethioninamine <-> 5'-Deoxy-5'-(methylthio)adenosine + Spermine
External links	Expasy KEGG IntEnz (EBI) IUBMB Reactome HepatoSys
	View all entries for EC Class 2.5.1.16