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 TATTGCACCTGTCCCGGCCGAT CGGCCGAGTGTGGTGTATTGTACT GTATATAGCAGTCAGGAACGGCCGAGTGTGGTGTATTGTACTCGTAGAAATAACAGTATTGCACCTGTCCCGGCCGATCTTGGGTGCGCCT 5 2 3' arm Ciona_savignyi mirbase 100 cin-mir-92d 0.000001 -39.9 .......(((.((((((.((((((.(...((((((..(((((..((....))..)))))))))))...).)))))).)))))).))).... (-39.90)