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 GTGAACGGGCGCCATCCCGAGG TTGGGAGCCCTGTTAGACTC GTGCAGATCCTTGGGAGCCCTGTTAGACTCTGGATTTTACACTTGGAGTGAACGGGCGCCATCCCGAGGCTTTGCACAG 1 4 3' arm Homo_sapiens mirbase mir-887 1e-37 ppy-mir-887 1e-39 -40.9 (((((((.((((((((((((((((..((((..(.........)..)))).)))))).))..)))))))).))))))).. (-40.90)