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 TTGAGCAAAATTTCAGGTGTG CGCCTGTATCTTGCTGAACC CATATTTCATTCGCGCCTGTATCTTGCTGAACCGTTACAATTATGGTCTTCGATCCGGTTGAGCAAAATTTCAGGTGTGTGAGAAATTTGTT 3 1 3' arm Drosophila_yakuba mirbase mir-87 2e-27 der-mir-87 1e-37 -30.3 ((.(((((...((((((((.((.(((((.(((((..........((((...))))))))).))))).))..))))))))...))))).)).. (-30.30)