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 AACAGTGACACCATGTATTG ATATATGATGTCGATGTG AACAGTGACACCATGTATTGGCTCCGTGGCGATATATGATGTCGATGTG 3 0 5' arm Ciona_intestinalis mirbase 100 cin-mir-3599 6e-22 -19.3 .(((.(((((.(((((((((.(.....).))))))))).))))).))). (-19.30)