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 AATATGAGTTTATATTTACA TGTATAAGAGTCATTGTTAATTGTTCATTTTTTAATATGAGTTTATATTTACA 6 2 3' arm Ciona_intestinalis mirbase 100 cin-mir-4190 0.0005 0 .(((((((..((((.(((((..(.....)..))))))))).)))))))..... ( -6.10)