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 TGAGAACTGAATTCCATAGGCT CCTGTGGACTCAGTTCTGGT CCTGGCACTGAGAACTGAATTCCATAGGCTGTGAGCTCTAGCAAATGCCCTGTGGACTCAGTTCTGGTGCCCGG 3 2 5' arm Pongo_pygmaeus mirbase mir-146 1e-30 ppy-mir-146b 1e-36 -37.9 ((.((((((.((((((((..((((((((..((..((....))..))..)))))))).)))))))))))))).)) (-37.90)