3ZK0:
reference: Structural and mechanistic insights into an extracytoplasmic copper trafficking pathway in Streptomyces lividans., Blundell KL, Hough MA, Vijgenboom E, Worrall JA, Biochem J. 2014 May 1;459(3):525-38. doi: 10.1042/BJ20140017. PMID: 24548299

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