In reference to this image provided in the link below, if the NS3 and NS5 portions of the dengue polyprotein is exposed in the cytosolic region of the infected host cell, does that make them prime/easy targets for proteolysis by host proteasomes?
https://www.nature.com/article-assets/npg/nrd/journal/vaop/ncurrent/images/nrd.2017.33-f1.jpg