6IYC:
reference: Recognition of the amyloid precursor protein by human gamma-secretase., Zhou R, Yang G, Guo X, Zhou Q, Lei J, Shi Y, Science. 2019 Feb 15;363(6428). pii: science.aaw0930. doi:, 10.1126/science.aaw0930. Epub 2019 Jan 10. PMID: 30630874

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