3BRX:
reference: The crystal structure of calcium-bound annexin Gh1 from Gossypium hirsutum and its implications for membrane binding mechanisms of plant annexins., Hu NJ, Yusof AM, Winter A, Osman A, Reeve AK, Hofmann A, J Biol Chem. 2008 Jun 27;283(26):18314-22. Epub 2008 Apr 25. PMID: 18441010

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