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 GCCGTTCTTTGCAAGTTTTGTT TGAAACTTGCTTAGTACGGGCCT TGAAACTTGCTTAGTACGGGCCTGAGTAAGGCCGTTCTTTGCAAGTTTTGTT 6 1 3' arm Ciona_intestinalis mirbase 100 cin-mir-4000h 1e-23 -23.6 .(((((((((..((.((((.(((.....))))))).))..)))))))))... (-23.60)