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 TGTGCAAATCCATGCAAAACTG GTTTTGCAGGTTTGCATCCAGC GTTTTGCAGGTTTGCATCCAGCTGTGTGATATTCTGCTGTGCAAATCCATGCAAAACTG 2 4 3' arm Canis_familiaris mirbase mir-19 9e-22 age-mir-19b-1 8e-28 -22.62 ((((((((((((((((..((((.............)))))))))).)).)))))))).. (-22.62)