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 AAATCTCTGCAGGCAAATGTGA ACACACTTACCCGTAGAGATTCTG AAATCTCTGCAGGCAAATGTGATGTCACTAAAGAAATCACACACTTACCCGTAGAGATTCTG 6 2 5' arm Canis_familiaris mirbase mir-216 6e-23 eca-mir-216b 6e-29 -19.8 .(((((((((.((....((((((.((......)).))))))......)).)))))))))... (-19.80)