1KCO:
reference: Stable "zeta" peptides that act as potent antagonists of the high-affinity IgE receptor., Nakamura GR, Reynolds ME, Chen YM, Starovasnik MA, Lowman HB, Proc Natl Acad Sci U S A 2002 Feb 5;99(3):1303-8. PMID: 11830661

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