Reported enzyme(s):

Possible enzyme(s):
2.1.1.13 methionine synthase
2.1.1.14 5-methyltetrahydropteroyltriglutamate-homocysteine S-methyltransferase
2.1.1.3 thetin-homocysteine S-methyltransferase
2.1.1.5 betaine-homocysteine S-methyltransferase
2.1.1.86 tetrahydromethanopterin S-methyltransferase

Reported enzyme(s):

Possible enzyme(s):
2.5.1.16 spermidine synthase
2.5.1.22 spermine synthase
2.5.1.23 sym-norspermidine synthase
2.5.1.24 discadenine synthase
2.5.1.25 tRNA-uridine aminocarboxypropyltransferase
2.5.1.38 isonocardicin synthase
2.5.1.4 adenosylmethionine cyclotransferase
2.5.1.43 nicotianamine synthase
3.3.1.2 adenosylmethionine hydrolase
4.4.1.14 1-aminocyclopropane-1-carboxylate synthase