2.1.1.1	nicotinamide N-methyltransferase	-	
2.1.1.2	guanidinoacetate N-methyltransferase	-	
2.1.1.3	thetin-homocysteine S-methyltransferase	-	
2.1.1.4	acetylserotonin O-methyltransferase	-	
2.1.1.5	betaine-homocysteine S-methyltransferase	-	
2.1.1.6	catechol O-methyltransferase	-	
2.1.1.7	nicotinate N-methyltransferase	-	
2.1.1.8	histamine N-methyltransferase	-	
2.1.1.9	thiol S-methyltransferase	-	
2.1.1.10	homocysteine S-methyltransferase	-