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 TGGAATGTAAAGAAGTATGGAG CCATGCTTCCTTGCATTCAATA GCCTCTTGAGAGTTCCATGCTTCCTTGCATTCAATAGTATATTAAATAAGCATATGGAATGTAAAGAAGTATGGAGCGAAATCTGG 2 0 3' arm Drosophila_willistoni mirbase mir-1 6e-33 dgr-mir-1 6e-36 -29.8 .((....((..((((((((((((.((((((((.(((((.(((...))).)).))).)))))))).))))))))))))....)).)) (-29.80)