5K70:
reference: Molecular basis of sidekick-mediated cell-cell adhesion and specificity., Goodman KM, Yamagata M, Jin X, Mannepalli S, Katsamba PS, Ahlsen G, Sergeeva AP, Honig B, Sanes JR, Shapiro L, Elife. 2016 Sep 19;5. pii: e19058. doi: 10.7554/eLife.19058. PMID: 27644106

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