1PYC:
reference: 1H, 15N resonance assignment and three-dimensional structure of CYP1 (HAP1) DNA-binding domain., Timmerman J, Vuidepot AL, Bontems F, Lallemand JY, Gervais M, Shechter E, Guiard B, J Mol Biol 1996 Jun 21;259(4):792-804. PMID: 8683583

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