3PHM:
reference: Substrate-mediated electron transfer in peptidylglycine alpha-hydroxylating monooxygenase., Prigge ST, Kolhekar AS, Eipper BA, Mains RE, Amzel LM, Nat Struct Biol 1999 Oct;6(10):976-83. PMID: 10504734

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