1RH1:
reference: Crystal structure of the cytotoxic bacterial protein colicin B at 2.5 A resolution., Hilsenbeck JL, Park H, Chen G, Youn B, Postle K, Kang C, Mol Microbiol 2004 Feb;51(3):711-20. PMID: 14731273

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