preferred_name: "norspermine synthase"
preferred_name_lc: "norspermine synthase"
label: norspermidine + S-adenosyl 3-(methylsulfanyl)propylamine = norspermine + S-methyl-5'-thioadenosine + H(+)
label_lc: norspermidine + s-adenosyl 3-(methylsulfanyl)propylamine = norspermine + s-methyl-5'-thioadenosine + h(+)