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 TCCCTGAGACCTTCGACTGTGT ACAGTCGATGATCATAGGGTTA ATCAGTTATAATCTCCCTGAGACCTTCGACTGTGTTTGACCATTAAATTATCAGAAATGATTGCACAGTCGATGATCATAGGGTTAAAATAGCCGAT 4 0 5' arm Schmidtea_mediterranea mirbase 100 sme-lin-4 3e-50 -31.96 (((.(((((.....(((((.((.(.((((((((((..............((((....)))).)))))))))).).)).))))).....))))).))) (-31.96)