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 AATCGTACAGGGTCATCCACTT GTGGTTATCCCTGTCCTGTTCG GTGGTTATCCCTGTCCTGTTCGTTTTACTCATGTCGAATCGTACAGGGTCATCCACTT 8 0 3' arm Canis_familiaris mirbase mir-154 6e-26 bta-mir-487b 3e-27 -20.6 ((((....((((((.(.(((((............))))).).))))))....)))).. (-20.60)