1BPO:
reference: Atomic structure of clathrin: a beta propeller terminal domain joins an alpha zigzag linker., ter Haar E, Musacchio A, Harrison SC, Kirchhausen T, Cell 1998 Nov 13;95(4):563-73. PMID: 9827808

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