label: [pyruvate dehydrogenase (acetyl-transferring)]-phosphatase activity
label_lc: [pyruvate dehydrogenase (acetyl-transferring)]-phosphatase activity
description: "Catalysis of the reaction: O-phospho-L-seryl-[pyruvate dehydrogenase E1 alpha subunit] + H2O = L-seryl-[pyruvate dehydrogenase E1 alpha subunit] + phosphate."