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 ATTGGTATCCCTGTCAAGGTCT ACCTGGCCAGGCATTCCAACTG AAACTCGCGACGGCTGGCGACCTGGCCAGGCATTCCAACTGTCAAACTTACAAAGCTTTCTCGACAATTGGTATCCCTGTCAAGGTCTCAATCCGTTCAGCGAATTCGTT 4 2 3' arm Caenorhabditis_elegans mirbase mir-358 1e-56 100 -34.11 ....(((((((((...(.((((((((.(((.((.((((.((((...................)))).)))).)).)))))).))))).)...)))))..))))....... (-34.11)