2BO9: Human Carboxypeptidase A4 In Complex With Human Latexin.
reference: Structure of human carboxypeptidase A4 with its endogenous protein inhibitor, latexin., Pallares I, Bonet R, Garcia-Castellanos R, Ventura S, Aviles FX, Vendrell J, Gomis-Ruth FX, Proc Natl Acad Sci U S A. 2005 Mar 15;102(11):3978-83. Epub 2005 Feb 28. PMID: 15738388

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