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 ATGGGTGAATTTGTAGAAGGAT CCTTCTGGGAACTAACTTTTGGCCTTCAA ATCTACAATGGTAATGGGTGAATTTGTAGAAGGATGAAAGTCAAAGAATCCTTCTGGGAACTAACTTTTGGCCTTCAACAAGAATTGTGATAT 4 7 5' arm Pongo_pygmaeus mirbase 100 hsa-mir-1262 4e-43 -22.21 (((.(((((.((...((((.(((((.(((((((((............))))))))).))).......)).))))...))....)))))))).. (-22.21)