>Mmu-Mir-221-P1a_pre
GGCUCAGUAGCCAGUGUAGAUCCUGUCUUUGGUAAUCAGCAGCUACAUCUGGCUACUGGGUCUC
>Mmu-Mir-221-P2a_pre
ACCUGGCAUACAAUGUAGAUUUCUGUGUUUGUUAGGCAACAGCUACAUUGUCUGCUGGGUUUC