网页14 小时之前 · Protein phosphatase 5 (PP5) is a serine/threonine protein phosphatase involved in the regulation of cellular functions, including stress response, proliferation, apoptosis, and DNA repair (Golden et al, 2008; Sager et al, 2020).Many regulatory functions of PP5 are a result of its role as a co-chaperone of the molecular chaperone heat shock protein-90 (Hsp90).