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 AGCTGGTGTTGTGAATCAGGCCG GCTATTTCACTACACCAGGGTT TTGTTGCTGCAGCTGGTGTTGTGAATCAGGCCGACGACAAGCGCTTCCTACAATCCGGCTATTTCACTACACCAGGGTTGCATCATACCACTC 5 1 5' arm Taeniopygia_guttata mirbase mir-138 7e-36 gga-mir-138-2 4e-37 -30.35 .((.(((.((..(((((((.(((((...(((((......................)))))..))))).))))))).)).))).))........ (-30.35)