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 GGGGGTCCCCGGAGCTCGG GAGCCCGGGTCTCCCTCT TCGGGAGGGGCGGGAGGGGGGTCCCCGGAGCTCGGTCTCGAGGGTGCTTATTGTTCGGTCCGAGCCCGGGTCTCCCTCTCCCCCC 2 1 5' arm Canis_familiaris mirbase mir-615 6e-33 bta-mir-615 4e-34 -54.9 .......(((.((((((((((..(((((.((((((.(.((((.(.......).))))).)))))))))))..))))))))))))) (-54.90)