S-adenosyl-L-methionine + cytidine56 in tRNA = S-adenosyl-L-homocysteine + 2'-O-methylcytidine56 in tRNA
Substrate
S-adenosyl-L-methionine [CPD:C00019];
cytidine56 in tRNA
Product
S-adenosyl-L-homocysteine [CPD:C00021];
2'-O-methylcytidine56 in tRNA
Comment
The archaeal enzyme specifically catalyses the S-adenosyl-L-methionine dependent 2'-O-ribose methylation of cytidine at position 56 in tRNA transcripts.