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 AACATTCAACCTGTCGGTGAGTT CCATCGACCGTTGAGTGGACC AACATTCAACCTGTCGGTGAGTTTGGGCAGCTCAGGCAAACCATCGACCGTTGAGTGGACC 3 2 5' arm Canis_familiaris mirbase mir-181 2e-25 mml-mir-181c 5e-29 -23.7 ..((((((((..(((((((.(((((...........)))))))))))).)))))))).... (-23.70)