The nik operon of Escherichia coll encodes a periplasmic binding-protein-dependent transport system for nickel.Published in:Molecular Microbiology, 1993, v. 9, n. 6, p. 1181, doi. 10.1111/j.1365-2958.1993.tb01247.xBy:Navarro, Clarisse;Long-Fei Wu;Mandrand-Berthelot, Marie-AndréePublication type:Article