spermidine synthase activity
Catalysis of the reaction: S-adenosylmethioninamine + putrescine = 5'-methylthioadenosine + spermidine.
GO:0016765
transferase activity, transferring alkyl or aryl (other than methyl) groups
is_a
S-adenosylmethioninamine:putrescine 3-aminopropyltransferase activity
related
SpeE
related
aminopropyltransferase activity
related
putrescine aminopropyltransferase activity
related
spermidine synthetase activity
related
SPBC12C2.07c