N(1)-methyladenosine(9) in tRNA + S-adenosyl-L-homocysteine + H(+) => adenosine(9) in tRNA + S-adenosyl-L-methionine
n(1)-methyladenosine(9) in trna + s-adenosyl-l-homocysteine + h(+) => adenosine(9) in trna + s-adenosyl-l-methionine
N(1)-methyladenosine(9) in tRNA + S-adenosyl-L-homocysteine + H(+) => adenosine(9) in tRNA + S-adenosyl-L-methionine
n(1)-methyladenosine(9) in trna + s-adenosyl-l-homocysteine + h(+) => adenosine(9) in trna + s-adenosyl-l-methionine