1JIE:
reference: The 1.6-A crystal structure of the copper(II)-bound bleomycin complexed with the bleomycin-binding protein from bleomycin-producing Streptomyces verticillus., Sugiyama M, Kumagai T, Hayashida M, Maruyama M, Matoba Y, J Biol Chem 2002 Jan 18;277(3):2311-20. PMID: 11706014

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