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 ATAAAGCTAGGTAACCAAAACA TCTTTGGTTATCTAGCTGTATGA GTGTTGTCTTTGGTTATCTAGCTGTATGAGAGTCTTTTGTCACCATAAAGCTAGGTAACCAAAACAACAACCATTCCCCCTA 1 1 3' arm Branchiostoma_floridae mirbase mir-9 1e-27 bfl-mir-9-1 2e-41 -31.6 .((((((.(((((((((((((((.((((.(.(.(....).).))))).)))))))))))))))))))))............. (-31.60)