2QFJ:
reference: Dimerization of FIR upon FUSE DNA binding suggests a mechanism of c-myc inhibition., Crichlow GV, Zhou H, Hsiao HH, Frederick KB, Debrosse M, Yang Y, Folta-Stogniew EJ, Chung HJ, Fan C, De la Cruz EM, Levens D, Lolis E, Braddock D, EMBO J. 2008 Jan 9;27(1):277-89. Epub 2007 Dec 6. PMID: 18059478

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