>Xla-Mir-21-P3_pri
ACAUCUCCAUGGCUGUACCAUCCUGUCGGAUAGCUUAUCAGACUGAUGUUGACUGUUGGAUGUCAUGGCAACAACAGUCGGUAGGCUGUCUGACAUUUUGGUGUCUUUCACGUGACCAAC
>Xla-Mir-21-P4_pri
ACAUCUUCAUGGCUGUACCAUCCUGUCGGAUAGCUUAUCAGACUGAUGUUGACUGUUGGAUGUCAUGGCAACAACAGUCGGUAGGCUGUCUGACAUUUUGGUGUCUUUCACGUGACCAAC