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 TAAGGTGCATCTAGTGCAGTTAG TACTGCCCTAAATGCCCCATCTG TGTGTTAAGGTGCATCTAGTGCAGTTAGTGAAGCAGCTTAGAATCTACTGCCCTAAATGCCCCATCTGGC 8 0 5' arm Pan_troglodytes mirbase 100 mml-mir-18b 7e-32 -17.6 ........((.((((.(((.(((((..((.(((...)))...))..))))).))).)))).))....... (-17.60)