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 GGTCCTTGAGTTCTGAGCAC GTAAAGATCCAAGGGCCAC GGTCCTTGAGTTCTGAGCACCTCAGCGGCCGCGCAGCCACCGAAAATGCGGTGCTAGCGGTTGGTGTAAAGATCCAAGGGCCACC 3 1 5' arm Ciona_intestinalis mirbase 100 cin-mir-4075 4e-43 -42.6 ((((((((.(.(((..(((((.....((((((..(((.((((......))))))).)))))))))))..))).)))))))))... (-42.60)