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 TACCCATTGCATATCGGAGTTG CCTCCTGTGTGCATGGATTAC TACCCATTGCATATCGGAGTTGTGAATTCTCAAAGCACCTCCTGTGTGCATGGATTACA 5 1 5' arm Canis_familiaris mirbase mir-188 9e-22 eca-mir-660 2e-25 -19.9 ...((((.((((((.((((.(((...........))).)))).))))))))))...... (-19.90)