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 ACGTATACTGAATGTATCCTGA TCCGGTATACCTTCAGTATACGTAA TCGTATACGTATACTGAATGTATCCTGAGTGTATGCTATCCGGTATACCTTCAGTATACGTAACACGA 3 1 5' arm Drosophila_willistoni mirbase mir-iab-4 2e-29 dwi-mir-iab-4 4e-33 -26.8 ((((.(((((((((((((.((((((..(((....)))....)).)))).)))))))))))))..)))) (-26.80)