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 TGTCATGGAGGCGCTCTCTTCA AAGAGAGCAGTCTATTGACAGT GAGAGCCGACTGAAACTGAAGAGAGCAGTCTATTGACAGTCGGTTACTCGAAATCTTTACTGTCATGGAGGCGCTCTCTTCAGATGATGTCTGGCCC 2 2 3' arm Caenorhabditis_elegans mirbase mir-46 3e-35 crm-mir-47 0.0000000003 -42.5 ....((((((.....(((((((((((.((((..(((((((.((((......))))...)))))))...))))))))))))))).....))).))).. (-42.50)