6ET5:
reference: Cryo-EM structure of the Blastochloris viridis LH1-RC complex at 2.9 A., Qian P, Siebert CA, Wang P, Canniffe DP, Hunter CN, Nature. 2018 Apr;556(7700):203-208. doi: 10.1038/s41586-018-0014-5. Epub 2018 Apr, 4. PMID: 29618818

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