1P7J:
reference: Crystal structures of engrailed homeodomain mutants: implications for stability and dynamics., Stollar EJ, Mayor U, Lovell SC, Federici L, Freund SM, Fersht AR, Luisi BF, J Biol Chem 2003 Oct 31;278(44):43699-708. Epub 2003 Aug 15. PMID: 12923178

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