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 TGGAAGACTAGTGATTTTGTTGT AACAAGTCACAGTCTGCCTCA TTTTGGGCATTATGGAAGACTAGTGATTTTGTTGTTGTGACGTCATCAGTACTGACAACAAGTCACAGTCTGCCTCAGTGACCAGAATCCACTCGTC 2 2 5' arm Danio_rerio mirbase mir-7 3e-44 bfl-mir-7 0.000000001 -32.9 ((((((.((((..((.(((((.(((((((.((((((...((.......))...)))))))))))))))))).))..)))).)))))).......... (-32.90)