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 TAGGTTATCCGTGTTGCCTTCG AATCATACACGGTTCACCTATT AGATAGGTTATCCGTGTTGCCTTCGCTTTATCTGTGACGAATCATACACGGTTCACCTATTTTT 7 0 5' arm Equus_caballus mirbase mir-154 4e-27 mml-mir-154 6e-26 -19.6 ((((((((...((((((....(((((.........).))))....))))))...)))))))).. (-19.60)