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 GCTGTGCAACAGCTGGTGTTGTGAATCAGGCCGTCACCAGTCGGAGAACGGCTACTTCACAACACCAGGGTCG 3 64 3' arm Taeniopygia_guttata mirbase mir-138 2e-29 gga-mir-138-1 1e-30 -34.3 ((((.....)))).(((((((((((...(((((((.((....)).).))))))..)))))))))))....... (-34.30)