Phosphoprotein phosphatases (Phosphoprotein Phosphatase; Phosphoprotein Phosphohydrolase; Protein Phosphatases)
A group of enzymes removing the serine- or threonine-bound phosphate groups from a wide range of phosphoproteins, including a number of enzymes which have been phosphorylated under the action of a kinase. (Enzyme Nomenclature, 1992)