calcium:sodium antiporter activity calcium, potassium:sodium antiporter activity https://github.com/geneontology/go-ontology/issues/27278 https://github.com/geneontology/go-ontology/issues/30193 GO:0008273 potassium-dependent sodium/calcium exchanger RHEA:69967 molecular_function Reactome:R-HSA-5626270 Reactome:R-HSA-5626356 Reactome:R-HSA-2514891 Reactome:R-HSA-5626316 Reactome:R-HSA-5625841 Enables the transfer of a solute or solutes from one side of a membrane to the other according to the reaction: Ca2+(in) + K+(in) + Na+(out) = Ca2+(out) + K+(out) + Na+(in). Reactome:R-HSA-425678 solute:potassium antiporter activity