[(2R,3S,4R,5R)-5-(6-amino-9H-purin-9-yl)-3,4-dihydroxyoxolan-2-yl]methyl [(2R,3R,4R,5R)-3,5-dihydroxy-4-(phosphonooxy)oxolan-2-yl]methyl dihydrogen diphosphate (non-preferred name)

Q9YFP5 — Probable RNA 2'-phosphotransferase