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 CATAAAGTAGAAAGCACTACT TAGTGTTTCCTACTTTATGGA ACCCATAAAGTAGAAAGCACTACTAACAGCACTGGAGGGTGTAGTGTTTCCTACTTTATGGATG 2 0 5' arm Mus_musculus mirbase mir-142 2e-29 eca-mir-142 9e-31 -27.5 ..(((((((((((.(((((((((...(..(....)..)..))))))))).)))))))))))... (-27.50)