5CYQ:
reference: Rapid experimental SAD phasing and hot-spot identification with halogenated fragments., Bauman JD, Harrison JJ, Arnold E, IUCrJ. 2016 Jan 1;3(Pt 1):51-60. doi: 10.1107/S2052252515021259. eCollection 2016, Jan 1. PMID: 26870381

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