3NC7:
reference: Structural and biochemical characterization of the cytochrome P450 CypX (CYP134A1) from Bacillus subtilis: a cyclo-L-leucyl-L-leucyl dipeptide oxidase., Cryle MJ, Bell SG, Schlichting I, Biochemistry. 2010 Aug 31;49(34):7282-96. PMID: 20690619

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