1JJH:
reference: Subunit rearrangement accompanies sequence-specific DNA binding by the bovine papillomavirus-1 E2 protein., Hegde RS, Wang AF, Kim SS, Schapira M, J Mol Biol 1998 Mar 6;276(4):797-808. PMID: 9500927

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