has part inorganic diphosphate phosphatase activity diphosphate hydrolysis-driven proton transmembrane transporter activity https://github.com/geneontology/go-ontology/issues/21272 https://github.com/geneontology/go-ontology/issues/30193 hydrogen-translocating pyrophosphatase activity RHEA:13973 PP(i) hydrolysis-driven proton transmembrane transporter activity H+-exporting diphosphatase proton-pumping diphosphatase Catalysis of the reaction: diphosphate + H+(in) + H2O = 2 H+(out) + 2 phosphate. EC:7.1.3.1 proton-pumping pyrophosphatase proton-translocating pyrophosphatase activity TC:3.A.10 pyrophosphate hydrolysis-driven proton transmembrane transporter activity molecular_function MetaCyc:TRANS-RXN-370 GO:0009678 proton transmembrane transporter activity active monoatomic ion transmembrane transporter activity