>Sto-Mir-221-P1a_5p UGCUCAGUAGUCAGUGUAGAUUC >Sto-Mir-221-P1a_3p AGCUACAUCUGGCUACUGGGUCUC >Sto-Mir-221-P1b_3p AGCUACAUCUGGUUACUGGGUCUC >Sto-Mir-221-P2a_5p ACCUGGCAUACAAUGUAGAAUUCUGU