6O8K:
reference: Structural basis for persulfide-sensing specificity in a transcriptional regulator., Capdevila DA, Walsh BJC, Zhang Y, Dietrich C, Gonzalez-Gutierrez G, Giedroc DP, Nat Chem Biol. 2020 Oct 26. pii: 10.1038/s41589-020-00671-9. doi:, 10.1038/s41589-020-00671-9. PMID: 33106663

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