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 TGCCATTTTTATCAGTCACTGTGA TACAGTGCCTGTTAGAATGGTTTG TGCCATGCCATTTTTATCAGTCACTGTGATTCATTATTCTACAGTGCCTGTTAGAATGGTTTGATG 4 2 5' arm Lottia_gigantea mirbase 100 hru-mir-1985 0.000003 -22.7 ...((.((((((((...(((.((((((((........)).)))))).)))..)))))))).))... (-22.70)