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 CAGCAGCACACTGTGGTTTGT AGACCACACTGTGGTGTTAGG CAGCAGCACACTGTGGTTTGTACGGTACTGTGGCCACGTCCAGACCACACTGTGGTGTTAGGGTGAG 4 0 5' arm Canis_familiaris mirbase mir-497 7e-23 mml-mir-497 4e-24 -26.6 .((((.((((.(((((((((.(((((......)))..)).))))))))).)))).))))........ (-26.60)