2OCF:
reference: Probing protein conformational changes in living cells by using designer binding proteins: application to the estrogen receptor., Koide A, Abbatiello S, Rothgery L, Koide S, Proc Natl Acad Sci U S A. 2002 Feb 5;99(3):1253-8. Epub 2002 Jan 29. PMID: 11818562

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