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 AAATGACAGGGGACATGAGTTT ACTTTTGCCCTCCTTCATTACA TGTTGTGTTTCAAATGACAGGGGACATGAGTTTTTTAATCTGGCAGTTTAAACTTTTGCCCTCCTTCATTACATAACG 3 2 5' arm Bos_taurus mirbase 100 100 -20.5 .(((((((....(((((.(((((.((.((((((...(((......))).)))))).)).)).))))))))))))))). (-20.50)