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 ACTGGGGAGCAGAAGGAGAACC GGTCCCTCCTTCTGTCCCCACAGG GAGGTTCTGACTGGGGAGCAGAAGGAGAACCCAAGAAAAGCTGACTTGGAGGTCCCTCCTTCTGTCCCCACAGGACTTT 4 4 5' arm Homo_sapiens mirbase 100 hsa-mir-4667 1e-39 -40.3 (((((((((..((((((.(((((((((..((((((.........))))).)....)))))))))))))))))))))))) (-40.30)