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 TGGACGGAGAACTGATAAGGGC CCTTATCACTTTTCCAGCCCAGCTAACGAT CACATCTCCTTATCACTTTTCCAGCCCAGCTAACGATGGTGAATCCGTTGGACGGAGAACTGATAAGGGCATGTGGCTG 5 8 3' arm Danio_rerio mirbase mir-184 2e-38 fru-mir-184 1e-21 -31.4 (((((.(((((((((.((((((.((...))...((((((.....))))))...)))))).))))))))).))))).... (-31.40)