6FC6:
reference: Structure-Function Relationship of the Bik1-Bim1 Complex., Stangier MM, Kumar A, Chen X, Farcas AM, Barral Y, Steinmetz MO, Structure. 2018 Apr 3;26(4):607-618.e4. doi: 10.1016/j.str.2018.03.003. Epub 2018, Mar 22. PMID: 29576319

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