3GFH:
reference: Crystal structure of the EutL shell protein of the ethanolamine ammonia lyase microcompartment., Sagermann M, Ohtaki A, Nikolakakis K, Proc Natl Acad Sci U S A. 2009 Jun 2;106(22):8883-7. Epub 2009 May 18. PMID: 19451619

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