2LDI:
reference: Cyanobacterial metallochaperone inhibits deleterious side reactions of copper., Tottey S, Patterson CJ, Banci L, Bertini I, Felli IC, Pavelkova A, Dainty SJ, Pernil R, Waldron KJ, Foster AW, Robinson NJ, Proc Natl Acad Sci U S A. 2012 Jan 3;109(1):95-100. Epub 2011 Dec 22. PMID: 22198771

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