4XK8:
reference: Photosynthesis. Structural basis for energy transfer pathways in the plant PSI-LHCI supercomplex., Qin X, Suga M, Kuang T, Shen JR, Science. 2015 May 29;348(6238):989-95. doi: 10.1126/science.aab0214. PMID: 26023133

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