label: mRNA (nucleoside-2'-O-)-methyltransferase activity
label_lc: mrna (nucleoside-2'-o-)-methyltransferase activity
description: "Catalysis of the reaction: S-adenosyl-L-methionine + m7G(5')pppR-RNA = S-adenosyl-L-homocysteine + m7G(5')pppRm-RNA. R may be guanosine or adenosine."