>1YY0_1|Chains A, C|5'-R(*GP*CP*AP*GP*AP*(A5M)P*UP*UP*AP*AP*AP*UP*CP*UP*GP*C)-3'|null GCAGACUUAAAUCUGC >1YY0_2|Chain B|5'-R(*GP*CP*AP*GP*AP*(M5M)P*UP*UP*AP*AP*AP*UP*CP*UP*GP*C)-3'| GCAGACUUAAAUCUGC