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 CTCTCCCTCAAAGGCTTCCA GAAGCCTTTGTGGGAGAGGG GATGAGAAGATTCCGAAAGGCGGTTGCTTATCTCTCTCCCTCAAAGGCTTCCAACATCAGGTGTAGAAGCCTTGCTAGAAGCCTTTGTGGGAGAGGGGGAAACAAACGCCTTGCATTATTGCCGTTC 3 0 5' arm Physcomitrella_patens mirbase MIR473 2e-40 ppt-MIR477d 0.0000004 -52.5 ................((((((.(((.((..(((((((((.((((((((((...((..((((......))))))...)))))))))).)))))))))..)).))).))))))(((....)))..... (-52.50)