>Aca-Mir-181-P1a_loop
UUGGGAUUAAAGUGAAA
>Aca-Mir-181-P1b_loop
UUGGAAUCGAGAGCAA
>Aca-Mir-181-P1c_loop
UUUGUCAAUGAAGUCAA
>Aca-Mir-181-P2a_loop
AACUAUGUGGACAA
>Aca-Mir-181-P2b_loop
UUAGGUUCAGUCAG
>Aca-Mir-181-P2c_loop
GUGAUGCUGGAGGAGAAC