. . . . . . . . "Potassium" . "221"^^ . . "221"^^ . . "A metal ion-binding site occurs in NX_Q8NCW5-1 at amino acids 221 - 221." . . . . . "neXtProt gold" . . . . . . . . . "2014-09-19T00:00:00.0Z"^^ . . . "neXtProt database" . "CALIPHO project" . . . . . "2" . . .