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 ACTGGACTTGGAGTCAGAAA TCTGTCCTTGTTCTTGTTG ACTGTTTCTGTCCTTGTTCTTGTTGTTATTACTGGACTTGGAGTCAGAAACAGG 3 3 3' arm Homo_sapiens mirbase 100 hsa-mir-378d-2 0.0001 -20.3 .((((((((((((..((((..((.......)).))))..)))..))))))))). (-20.30)