4Y4L:
reference: Structural Basis for Iron-mediated Sulfur Transfer in Archael and Yeast Thiazole Synthases., Zhang X, Eser BE, Chanani PK, Begley TP, Ealick SE, Biochemistry. 2016 Feb 26. PMID: 26919468

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