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 GCCCAGGATCATGTCATGGTG TCATGATAGGGAATTGGGAGT ACCATCATAGTACATGTTCATCCATGTACCAGCCCAGGATCATGTCATGGTGTGTGCATATGCATGGATCTGGTATACATGCATGCATACATGCCTGTAGATATCATCACATCATGATAGGGAATTGGGAGTAGGCAGATTTTTAGAATGCCCATTATAT GGCACGAGGCTAGGACGCCTATAGAATAAACAAGAGAAGAGAGTACTGGTTCCTCCGTTGACGCATCAAAACAAAGAGACCTCCACCTCCTCCTCCTCCTCCGACGACACACACCTCTACGCCCGCAAGGACCAGGTATCAGTTAATGGCTTCTTGGAAAAAAACCATTACATCCCCTTTCAGGAAAGCTTGTACTTTCTTCAACCAGCAGCAACCCGTCAGCAGGGACAAGAAGTCCCAGCCAGGGGAGGAGAAAAGGGTGCTGGACCTTCATGGTGAAGTCATGGCATGTGGTTATGAAGATGTCCAAGTGATGTGGTCGATTCTTGACAAGTCCAAATCCGCCACCTGCGACATGACCACTTCTTGATCCCCTAGCTATACCATCATAGTACATGTTCATCCATGTACCAGCCCAGGATCATGTCATGGTGTGTGCATATGCATGGATCTGGTATACATGCATGCATACATGCCTGTAGATATCATCACATCATGATAGGGAATTGGGAGTAGGCAGATTTTTAGAATGCCCATTATATTACGAATCGGTGATGCTGGAGGTGGTGGGAGATCTCAGTATGTAATAGGGAATCCCTGTGATCATTCGAAATCACGGTGAGATTTAATGGGAATCAAT 3 2 5' arm Populus_deltoides mirnest 100 100 -46.1 .........(((((((......)))))))...(((((..((.(((((((((((((((....)))).((..(((((((((.(((((....))))).))))..))))))))))))))))))..)).)))))....((((..((....)).))))........ (-46.1)