ID 2.1.1.217 DE tRNA (adenine(22)-N(1))-methyltransferase. CA adenosine(22) in tRNA + S-adenosyl-L-methionine = H(+) + N(1)- CA methyladenosine(22) in tRNA + S-adenosyl-L-homocysteine. CC -!- The enzyme specifically methylates adenine(22) in tRNA. CC -!- Formerly EC 2.1.1.36. DR P54471, TRMK_BACSU ; //