label: adenosine(32) in tRNA + S-adenosyl-L-methionine <=> 2'-O-methyladenosine(32) in tRNA + S-adenosyl-L-homocysteine + H(+)
label_lc: adenosine(32) in trna + s-adenosyl-l-methionine <=> 2'-o-methyladenosine(32) in trna + s-adenosyl-l-homocysteine + h(+)