>Spt-Mir-221-P1a_pre
CGCUCAGUAGUCAGUGUAGAUUCUGUCUCUUCAAUCAGCAGCUACAUCUGGCUACUGGGUCUC
>Spt-Mir-221-P1b_pre
UGCUCAGUAGUUGGUGUAGGAUCUGUCUGACAUUGUUACUAACAGCUACAUCUGAUUACUGGGUCUC
>Spt-Mir-221-P2a_pre
ACCUGGCAUACAAUGUAGAAUUCUGUGUUCGUUAAGCAACAGCUACAUUGUCUGCUGGGUUUC