. . . . . . . . "Potassium; via carbonyl oxygen; shared with tetrameric partner" . "549"^^ . . "549"^^ . . "A metal ion-binding site occurs in NX_P20839-3 at amino acids 549 - 549." . . . . . "neXtProt gold" . . . . . . . . . "2014-09-19T00:00:00.0Z"^^ . . . "neXtProt database" . "CALIPHO project" . . . . . "2" . . .