preferred_name: L-tryptophan + S-adenosyl-L-methionine = 2-methyl-L-tryptophan + S-adenosyl-L-homocysteine + H(+)
preferred_name_lc: l-tryptophan + s-adenosyl-l-methionine = 2-methyl-l-tryptophan + s-adenosyl-l-homocysteine + h(+)
label: L-tryptophan + S-adenosyl-L-methionine = 2-methyl-L-tryptophan + S-adenosyl-L-homocysteine + H(+)
label_lc: l-tryptophan + s-adenosyl-l-methionine = 2-methyl-l-tryptophan + s-adenosyl-l-homocysteine + h(+)