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 TACCCGTAGTTTTCGGACAGTT CTGCCTAGAATATACGGGTTCC TGGTATCGGTGCCAAATACCCGTAGTTTTCGGACAGTTCGTAAATTTTAACGCACTGCCTAGAATATACGGGTTCCTGGCTAAGAGAACCAT 3 2 5' arm Pristionchus_pacificus mirbase 100 ppc-mir-2237c 0.0003 -35.8 ((((.((...((((...((((((((((((.((.((((.(((........))).)))))).))))).)))))))...))))...))..)))). (-35.80)