Identification of an atypical microRNA with sequence variation in the silkworm Bombyx mori
MicroRNAs (miRNAs) play essential roles in posttranscriptional regulation of gene expression. During miRNA biosynthesis, miRNA precursors are cleaved by Dicer at their loop structure to generate mature miRNAs. However, the functional consequences of sequence alterations in the loop region remain poorly understood. The...