1FTZ:
reference: Nuclear magnetic resonance solution structure of the fushi tarazu homeodomain from Drosophila and comparison with the Antennapedia homeodomain., Qian YQ, Furukubo-Tokunaga K, Resendez-Perez D, Muller M, Gehring WJ, Wuthrich K, J Mol Biol 1994 May 6;238(3):333-45. PMID: 7909851

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