indole-3-pyruvate + S-adenosyl-L-methionine = (R)-3-(indol-3-yl)-2-oxobutanoate + S-adenosyl-L-homocysteine + H(+)
indole-3-pyruvate + s-adenosyl-l-methionine = (r)-3-(indol-3-yl)-2-oxobutanoate + s-adenosyl-l-homocysteine + h(+)
indole-3-pyruvate + S-adenosyl-L-methionine = (R)-3-(indol-3-yl)-2-oxobutanoate + S-adenosyl-L-homocysteine + H(+)
indole-3-pyruvate + s-adenosyl-l-methionine = (r)-3-(indol-3-yl)-2-oxobutanoate + s-adenosyl-l-homocysteine + h(+)