2.1.1.344	3 S-adenosyl-L-methionine + an ornithine lipid = 3 S-adenosyl-L-homocysteine + an N,N,N-trimethylornithine lipid	overall reaction	
2.1.1.344	S-adenosyl-L-methionine + an N,N-dimethylornithine lipid = S-adenosyl-L-homocysteine + an N,N,N-trimethylornithine lipid	(1c)	
2.1.1.344	S-adenosyl-L-methionine + an N-methylornithine lipid = S-adenosyl-L-homocysteine + an N,N-dimethylornithine lipid	(1b)	
2.1.1.344	S-adenosyl-L-methionine + an ornithine lipid = S-adenosyl-L-homocysteine + an N-methylornithine lipid	(1a)