[Term] id: PR:000022269 name: sodium-potassium/proton antiporter ChaA def: "A protein that is a translation product of the Escherichia coli K-12 chaA gene or a 1:1 ortholog thereof." [PRO:DNx] comment: Category=gene. synonym: "chaA" EXACT PRO-short-label [PRO:DNx] synonym: "calcium/proton antiporter" EXACT [] is_a: PR:000000001 ! protein