1RSO:
reference: The tetrameric L27 domain complex as an organization platform for supramolecular assemblies., Feng W, Long JF, Fan JS, Suetake T, Zhang M, Nat Struct Mol Biol 2004 May;11(5):475-80. Epub 2004 Mar 28. PMID: 15048107

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