Abstract
The PP2A protein is a type of Serine/Threonine phosphatase with multiple functions in cellular physiology and signaling, mainly in apoptosis, cell cycle control and as a tumor suppressor. PP2A is a heterotrimer comprised of a catalytic subunit (C), a scaffolding subunit (A) and a variable regulatory subunit (B). The B subunit may belong to different families (B, B', B'' and B''') and each…