homospermidine synthase (spermidine-specific) activity
homospermidine synthase (spermidine-specific) activity
spermidine:putrescine 4-aminobutyltransferase (propane-1,3-diamine-forming)
spermidine:putrescine 4-aminobutyltransferase (propane-1,3-diamine-forming)