>Spt-Mir-17-P2a_pre UAAGGUGCAUCUAGUGCAGAUAGUGAAGUAGAUUAGCAUCUACUGCCCUAAGUGCUCCUUCUGGC >Spt-Mir-17-P2c_pre UAAGGUGCAUCUAGUGCAGUUAGUGAAGUAGCUUAGAAUCUACUGCCCUGAAUGCUCCUUCUGGC