EOG82JR5C GO:0015385 25/109 sodium:proton antiporter activity molecular_function "Catalysis of the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: Na+(out) + H+(in) = Na+(in) + H+(out)." [TC:2.A.35.1.1, TC:2.A.36.-.-] EOG82JR5C GO:0006885 25/109 regulation of pH biological_process "Any process involved in the maintenance of an internal equilibrium of hydrogen ions, thereby modulating the internal pH, within an organism or cell." [GOC:dph, GOC:go_curators, GOC:tb] EOG82JR5C GO:0016021 25/109 integral component of membrane cellular_component "The component of a membrane consisting of the gene products and protein complexes having at least some part of their peptide sequence embedded in the hydrophobic region of the membrane." [GOC:dos, GOC:go_curators] EOG82JR5C GO:0006873 1/109 cellular ion homeostasis biological_process "Any process involved in the maintenance of an internal steady state of ions at the level of a cell." [GOC:mah]