5JXT:
reference: Structure and regulation of the chromatin remodeller ISWI., Yan L, Wang L, Tian Y, Xia X, Chen Z, Nature. 2016 Dec 15;540(7633):466-469. doi: 10.1038/nature20590. Epub 2016 Dec 5. PMID: 27919072

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