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 TGGCTCAGTTCAGCAGGAACAG GTGCCTACTGAGCTGAAACACAGT CTCTGCCTCCCGTGCCTACTGAGCTGAAACACAGTTGATTTGTGCAGACTGGCTCAGTTCAGCAGGAACAGG 5 2 3' arm Sus_scrofa mirbase mir-24 3e-28 bta-mir-24-2 5e-33 -24.1 ........((.((.(((.(((((((((....(((((..........)))))..))))))))).))).)).)) (-24.10)