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 AAAAACTGAGACTACTTTTGCA CAAAAGCAATCGCGGTTTTTGC TTATTAGGTTGGTACAAAAGCAATCGCGGTTTTTGCTATTACTTTTAAAGGCAAAAACTGAGACTACTTTTGCACCAACCTGATAGAA 5 0 3' arm Homo_sapiens mirbase mir-548 0.000000000001 hsa-mir-548aj-2 3e-16 -39.3 (((((((((((((.((((((...((.(((((((((((.(((....))).))))))))))).))...)))))).))))))))))))).. (-39.30)