6NLU:
reference: A designed bacterial microcompartment shell with tunable composition and precision cargo loading., Ferlez B, Sutter M, Kerfeld CA, Metab Eng. 2019 May 7;54:286-291. doi: 10.1016/j.ymben.2019.04.011. PMID: 31075444

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