2JPJ:
reference: Three-dimensional structure of the two peptides that constitute the two-peptide bacteriocin lactococcin G., Rogne P, Fimland G, Nissen-Meyer J, Kristiansen PE, Biochim Biophys Acta. 2007 Dec 15;. PMID: 18187052

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