>Aca-Mir-221-P1a_pre
CGCUCAGUAGUCAGUGUAGAUUCUGUCUUCUCAAUCAGCAGCUACAUCUGGCUACUGGGUCUC
>Aca-Mir-221-P1b_pre
UGCUCAGUAGUCGGUGUAGAAUCUGUCUGAUGAUACCCACAGCUACAUCUGAUUACUGGGUUUC
>Aca-Mir-221-P2a_pre
ACCUGGCAUACAAUGUAGAAUUCUGUUUGUUAAGCAACAGCUACAUUGUCUGCUGGGUUUC