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 TTTGGTCCCCTTCAACCAGCTG GCTGGTAAAATGGAACCAAATC GCTAGAGCTGGTAAAATGGAACCAAATCGCCTCTTCAATGGATTTGGTCCCCTTCAACCAGCTGTAGC 5 0 3' arm Equus_caballus mirbase mir-133 6e-20 cfa-mir-133a 4e-33 -29.9 ((((.(((((((..((.((.((((((((............)))))))).)).))..))))))).)))) (-29.90)