mature_miRNA miRNA* pre-miRNA EST_contig mismatches bulges arm species source_database RFAM_best_hit RFAM_lowest_evalue miRBase_best_hit miRBase_lowest_evalue folding_energy secondary_structure CAGTGCAATAGTATTGTCATAG TTGACAATGTTGCACTACT CAGCTGCTTTGACAATGTTGCACTACTGTACCATCCATTCTAGCAGTGCAATAGTATTGTCATAGCAT 2 3 3' arm Fugu_rubripes mirbase 100 tni-mir-301 1e-30 -22.7 ....((((.(((((((((((((((.(((............))).))))))))...))))))).)))). (-22.70)