picrinine + S-adenosyl-L-methionine = ervincine + S-adenosyl-L-homocysteine + H(+)
picrinine + s-adenosyl-l-methionine = ervincine + s-adenosyl-l-homocysteine + h(+)
picrinine + S-adenosyl-L-methionine = ervincine + S-adenosyl-L-homocysteine + H(+)
picrinine + s-adenosyl-l-methionine = ervincine + s-adenosyl-l-homocysteine + h(+)