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 ATCACCATTACCAGGCAGTA CTACGTGGTTGGTGATTC ATCACCATTACCAGGCAGTATTAGACACACAATGCTCCGATACTACGTGGTTGGTGATTC 2 2 5' arm Ciona_intestinalis mirbase mir-200 4e-27 cin-mir-200 2e-28 -21.5 (((((((..((((.(.(((((..((((.....)).))..))))).).))))))))))).. (-21.50)