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 GGTTGTGTGTGTGTGTGTGTG CGCACATTACACCATTATTGA GTATTAGTTGAGGTTGTGTGTGTGTGTGTGTGTTTCTCCCTGACCCTCCTTCACAAACTTTCTTCTTTACCGCACGCACATTACACCATTATTGACAGCGT GATAACAAAGACAAAACAACGAGAACAACACATTAACAGGGGCACTATGACAAGGACAACAGTATAACAAAGACAAAACAACACACACACAGTATCGTGCCACCTCTCAACCCTCGACGTGATCTCGTATTAGTTGAGGTTGTGTGTGTGTGTGTGTGTTTCTCCCTGACCCTCCTTCACAAACTTTCTTCTTTACCGCACGCACATTACACCATTATTGACAGCGTTATGCACTCTACTTA 2 2 5' arm Homarus_americanus mirnest 100 100 -20.345 ......((((.(((.(((.(((((.((((((((......................................))))))))..)))))))).)))..)))).. (-20.345)