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. 2017 Jun 23;164(3):155–175. doi: 10.1111/eea.12575

Figure 3.

Figure 3

siRNA biogenesis. 21‐nt siRNA duplexes are cleaved from long, cytoplasmic dsRNA molecules by Dicer endonucleases. Two cuts are carried out by discrete Dicer RNAase III motifs, leaving short 3′ overhangs on each strand (Tomari & Zamore, 2005).