dTTP + kanamycin A = 4'-thymidylylkanamycin A + diphosphate
dttp + kanamycin a = 4'-thymidylylkanamycin a + diphosphate
dTTP + kanamycin A = 4'-thymidylylkanamycin A + diphosphate
dttp + kanamycin a = 4'-thymidylylkanamycin a + diphosphate