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 GAACGTCAGGCTGACACAAT TGTGTCAGCCTGTCGTTCTA ATTGTGTCAGCCTGTCGTTCTAGAAATTAGAACGTCAGGCTGACACAAT 1 0 3' arm Ciona_intestinalis mirbase 100 cin-mir-4181 6e-22 -34 ((((((((((((((.((((((((...)))))))).)))))))))))))) (-34.00)