>Mmu-Mir-137-P1-v1_pre
ACGGGUAUUCUUGGGUGGAUAAUACGGAUUACGUUGUUAUUGCUUAAGAAUACGCGUAG
>Mmu-Mir-137-P1-v2_pre
GACGGGUAUUCUUGGGUGGAUAAUACGGAUUACGUUGUUAUUGCUUAAGAAUACGCGUAGU