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 AGCTGCCTGATGAAGAGCTGT GGCCCTTCTTCAGGTAGACTTG TATCGGCCCTTCTTCAGGTAGACTTGATCATTTCAAACAAGCTGCCTGATGAAGAGCTGTACA 3 1 3' arm Lottia_gigantea mirbase 100 100 -26.3 ...((((.((((.((((((((.((((...........)))))))))))).)))).)))).... (-26.30)