1,2-di-(9Z,12Z-octadecadienoyl)-sn-glycero-3-phospho-N,N-dimethylethanolamine + S-adenosyl-L-methionine <=> 1,2-di-(9Z,12Z-octadecadienoyl)-sn-glycero-3-phosphocholine + S-adenosyl-L-homocysteine + H(+)
1,2-di-(9z,12z-octadecadienoyl)-sn-glycero-3-phospho-n,n-dimethylethanolamine + s-adenosyl-l-methionine <=> 1,2-di-(9z,12z-octadecadienoyl)-sn-glycero-3-phosphocholine + s-adenosyl-l-homocysteine + h(+)
1,2-di-(9Z,12Z-octadecadienoyl)-sn-glycero-3-phospho-N,N-dimethylethanolamine + S-adenosyl-L-methionine <=> 1,2-di-(9Z,12Z-octadecadienoyl)-sn-glycero-3-phosphocholine + S-adenosyl-L-homocysteine + H(+)
1,2-di-(9z,12z-octadecadienoyl)-sn-glycero-3-phospho-n,n-dimethylethanolamine + s-adenosyl-l-methionine <=> 1,2-di-(9z,12z-octadecadienoyl)-sn-glycero-3-phosphocholine + s-adenosyl-l-homocysteine + h(+)