DROSHA is a protein with 159 kDa (159,316 Da - isoform 1). It is a rna and lipid binding protein with hydrolase and catalytic activities. It is involved in immune system processes, dna-templated transcription, inflammatory response, snrna metabolic processes, cell differentiation, ribosome biogenesis, anatomical structure development and silencing of ncrna-mediated regulatory genes.