7.2.2.3 phosphoprotein - -, 720427, 747446, 747716, 747803, 748229 7.2.2.3 phosphoprotein Na+-ATPase is inhibited by reversible phosphorylation through protein kinase A and protein kinase Czeta 711013 7.2.2.3 phosphoprotein phosphorylation of the enzyme increases from pH 5.0 up to 8.5 -, 747157