A model of Cytochrome P450 / Oxygen / Drug Complex derived from x-ray crystal structure 1DZ8 from the RSCB Protein Databank. The Camphor molecule represents a drug molecule in the complex. Original work by Ilme Schlichting, Joel Berendzen, Kelvin Chu, Ann M. Stock, Shelley A. Maves, David E. Benson, Robert M. Sweet, "[The Catalytic Pathway of Cytochrome P450cam at Atomic Resolution](https://science.sciencemag.org/content/287/5458/1615.long)", Science (2000) Vol. 287, Issue 5458, pp. 1615-1622.