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 CTGGCCCTCTCTGCCCTTCCGT GGGGGGGCAGGAGGGGCTCAGGG TGGAGTGGGGGGGCAGGAGGGGCTCAGGGAGAAAGTGCATACAGCCCCTGGCCCTCTCTGCCCTTCCGTCCCCTG 3 1 3' arm Homo_sapiens mirbase mir-328 3e-28 ptr-mir-328 7e-29 -46.3 .((..(((((((((((..(((((.(((((.(...((....))..)))))))))))..)))))))))))..))... (-46.30)