2KMX:
reference: The binding mode of ATP revealed by the solution structure of the N-domain of human ATP7A., Banci L, Bertini I, Cantini F, Inagaki S, Migliardi M, Rosato A, J Biol Chem. 2009 Nov 16. PMID: 19917612

This OCA Structure page
uses Jmol, developed by the Jmol Development Team (documentation).