Summary: In an event reminiscent of eukaryotic ubiquitination. the bacterial prokaryotic ubiquitin-like protein (Pup)-proteasome system (PPS) marks target proteins for proteasomal degradation by covalently attaching Pup. the bacterial tagging molecule. Yet. https://www.ngetikin.com/hot-mega-Ventilationstejp-50-mm-Fresh-flash-find/