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 TAGCAGCGGGAACAGTACTGCAG GGAGTATTGTTCCTGCTGCCCGG TGCCCTAGCAGCGGGAACAGTACTGCAGTGGGCGATCGGTGCTCTGGAGTATTGTTCCTGCTGCCCGGGCA 3 0 5' arm Equus_caballus mirbase mir-503 2e-26 ssc-mir-503 1e-27 -48.5 .((((..(((((((((((((((((.(((.(.((.....)).).))).)))))))))))))))))..)))). (-48.50)