4N6R:
reference: The Velvet Family of Fungal Regulators Contains a DNA-Binding Domain Structurally Similar to NF-kappaB., Ahmed YL, Gerke J, Park HS, Bayram O, Neumann P, Ni M, Dickmanns A, Kim SC, Yu JH, Braus GH, Ficner R, PLoS Biol. 2013 Dec;11(12):e1001750. doi: 10.1371/journal.pbio.1001750. Epub 2013, Dec 31. PMID: 24391470

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