1CP4:
reference: Formation, crystal structure, and rearrangement of a cytochrome P-450cam iron-phenyl complex., Raag R, Swanson BA, Poulos TL, Ortiz de Montellano PR, Biochemistry 1990 Sep 4;29(35):8119-26. PMID: 2261467

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