ID 2.1.1.2 DE Guanidinoacetate N-methyltransferase. CA S-adenosyl-L-methionine + guanidinoacetate = S-adenosyl-L-homocysteine + CA creatine. DR Q7ZXG7, GAMTA_XENLA; Q5HZ68, GAMTB_XENLA; Q2TBQ3, GAMT_BOVIN ; DR Q71N41, GAMT_DANRE ; Q14353, GAMT_HUMAN ; O35969, GAMT_MOUSE ; DR P10868, GAMT_RAT ; Q6PBF6, GAMT_XENTR ; //