Serine/threonine-protein phosphatase 2B (PP2B) may refer to: PP2BA – PP2B catalytic subunit alpha isoform PP2BB – PP2B catalytic subunit beta isoform PP2BC – PP2B catalytic subunit gamma isoform This set index article includes a list of related items that share the same name (or similar names). If an internal link incorrectly led you here, you may wish to change the link to point directly to the intended article. Wikiwand - on Seamless Wikipedia browsing. On steroids.