A protein called ZNG1 helps cells make use of zinc when stores of this essential nutrient are running low. bagi1998/E+ via Getty Images ...

One family of proteins seemed particularly interesting because it looked as if it could be a potential metallochaperone, a protein that selectively inserts metals, such as zinc and iron ...

One family of proteins seemed particularly interesting because it looked as if it could be a potential metallochaperone, a protein that selectively inserts metals, such as zinc and iron, into other ...