ID 2.1.1.268 DE tRNA(Thr) (cytosine(32)-N(3))-methyltransferase. CA (1) cytidine(32) in tRNA(Thr) + S-adenosyl-L-methionine = H(+) + N(3)- CA methylcytidine(32) in tRNA(Thr) + S-adenosyl-L-homocysteine. CA (2) cytidine(32) in tRNA(Ser) + S-adenosyl-L-methionine = H(+) + N(3)- CA methylcytidine(32) in tRNA(Ser) + S-adenosyl-L-homocysteine. CC -!- The enzyme from Saccharomyces cerevisiae specifically methylates CC cytosine(32) in tRNA(Thr) and in tRNA(Ser). DR Q08641, AB140_YEAST; //