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 TGTAAACATCCTACACTCTCAGC TGGGAGAAGGCTGTTTACTCT GACAGATACTGTAAACATCCTACACTCTCAGCTGTGGAAAGTAAGAAAGCTGGGAGAAGGCTGTTTACTCTCTCTGCCTT 3 2 5' arm Sus_scrofa mirbase mir-30 1e-24 rno-mir-30c-2 9e-38 -28.04 ..((((....(((((((.(((...(((((((((..............))))))))).))).)))))))....)))).... (-28.04)