>Xtr-Mir-489-v1_pre GGUCGUAUGUAUGACGUCAUUUACUGGAUUUUUUAGGAGUGACAUCAUAUGUACGGCUGC >Xtr-Mir-489-v2_pre UGGUCGUAUGUAUGACGUCAUUUACUGGAUUUUUUAGGAGUGACAUCAUAUGUACGGCUGCU