4L6V:
reference: Crystal structures of virus-like photosystem I complexes from the mesophilic cyanobacterium Synechocystis PCC 6803., Mazor Y, Nataf D, Toporik H, Nelson N, Elife. 2013 Jan 1;3:e01496. doi: 10.7554/eLife.01496. PMID: 24473073

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