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 ACCGTCTCCTTTTGGTGCAG GCACCATTAGAAAATGGT ACCGTCTCCTTTTGGTGCAGGAGTTTGTATATGAACATCTAGCACCATTAGAAAATGGT 6 0 5' arm Ciona_intestinalis mirbase 100 cin-mir-29 8e-28 -20.9 (((((...((..((((((.(((((((......)))).))).))))))..))...))))) (-20.90)