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 GAAGTTCTGTTATACACTCAGG AGTGCATCACAGAACTTTGT AGCATTTGAGGTGAAGTTCTGTTATACACTCAGGCTGTGGCTCTCTGAAAGTCAGTGCATCACAGAACTTTGTCTCGAAAGCT 3 2 5' arm Equus_caballus mirbase mir-148 3e-38 eca-mir-148b 6e-42 -33.3 (((.(((((((..(((((((((.((.((((..((((....(.....)..)))))))).)).)))))))))..))))))).))) (-33.30)