2QZX:
reference: X-ray structures of Sap1 and Sap5: Structural comparison of the secreted aspartic proteinases from Candida albicans., Borelli C, Ruge E, Lee JH, Schaller M, Vogelsang A, Monod M, Korting HC, Huber R, Maskos K, Proteins. 2008 Apr 2;. PMID: 18384081

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