English Putrescine N-methyltransferase Cited by user Artoria2e5 on 25 Mar 2019 Thus, the two substrates of this enzyme are S-adenosyl methionine and putrescine, whereas its two products are S-adenosylhomocysteine and N-methylputrescine.
English Spermidine synthase Cited by user Erwin Jüterborg on 09 Oct 2016 Spermidine synthase is an enzyme that catalyzes the transfer of the propylamine group from S-adenosylmethioninamine to putrescine in the biosynthesis of spermidine.