5YJY:
reference: Ubiquinone binding site of yeast NADH dehydrogenase revealed by structures binding novel competitive- and mixed-type inhibitors., Yamashita T, Inaoka DK, Shiba T, Oohashi T, Iwata S, Yagi T, Kosaka H, Miyoshi H, Harada S, Kita K, Hirano K, Sci Rep. 2018 Feb 5;8(1):2427. doi: 10.1038/s41598-018-20775-6. PMID: 29402945

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