preferred_name: L-methionine + S-adenosyl-L-homocysteine + H(+) => L-homocysteine + S-adenosyl-L-methionine
preferred_name_lc: l-methionine + s-adenosyl-l-homocysteine + h(+) => l-homocysteine + s-adenosyl-l-methionine
label: L-methionine + S-adenosyl-L-homocysteine + H(+) => L-homocysteine + S-adenosyl-L-methionine
label_lc: l-methionine + s-adenosyl-l-homocysteine + h(+) => l-homocysteine + s-adenosyl-l-methionine