kanamycin A + UTP => 4'-uridylylkanamycin A + diphosphate
kanamycin a + utp => 4'-uridylylkanamycin a + diphosphate
kanamycin A + UTP => 4'-uridylylkanamycin A + diphosphate
kanamycin a + utp => 4'-uridylylkanamycin a + diphosphate