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 ACATAGAAAATGCAGTCTGAT CAGAATGCATTTTTTGTGG TAAACATGTCCACATAGAAAATGCAGTCTGATTTCTTCTGCTGTGTCTGTAAATGCACTGACAGACAGAATGCATTTTTTGTGGCAAAATCT GAGGCCTTAGTCCAGCAGGNACAGGGTGTCTGTTCTCCCTCATGTAAACATGTCCACATAGAAAATGCAGTCTGATTTCTTCTGCTGTGTCTGTAAATGCACTGACAGACAGAATGCATTTTTTGTGGCAAAATCTGTGTGTGTGTGATCCTGAAGAGCTGATTGCACTGAACCGATATTTTTGTTTGTAAAATTTTGGTTCAATAATTACACAAACAAGTGTCCATATGTATGTTTATGCACAAGTTACATATTTTTATTAATTACTTTATTTTTCTGCAGATACTTGGTTCTTGAAAAGCTGAGAAAAGATGCAGACAGAATACATATTTTTAGTTCTTTCTTCTATAAAAGACTTAATCAGAGAGAAAGAAGGAACCTTCAGGATACTGCAAACTTAACATTACAACAAAGAAGACATGGAAGAGTAAAAAACTGGACGCGACATGTTGATATCTTTCAAAAGGATTTCATATTTGTTCCGCTTAACGAAGCGTATGTAAAATCTTAAAATTGCTCATTGGTTTTTGGCTGTCATTTGTTTCCCTGGATTAGAAAAGCCAGAGCATTACCCAAATCCTTATTATCAAGGAGTTTCTTCCACGGCTCCAGTGGGAGGAGATAACACCAGTGCTTCTCTTCCTCATAATGACTCAGA 3 2 5' arm Xenopus_laevis mirnest 100 100 -25.4 ......((.(((((..(((((((((.((((......((((..((((........))))...)))))))).))))))))))))))))...... (-25.4)