label: rRNA (adenine(2503)-C2-)-methyltransferase activity
label_lc: rrna (adenine(2503)-c2-)-methyltransferase activity
description: "Catalysis of the reaction: adenosine2503 in 23S rRNA + 2 reduced [2Fe-2S]-[ferredoxin] + 2 S-adenosyl-L-methionine = 2-methyladenosine2503 in 23S rRNA + 5'-deoxyadenosine + L-methionine + 2 oxidized [2Fe-2S]-[ferredoxin] + S-adenosyl-L-homocysteine."