1KNP:
reference: Structure of FAD-bound L-aspartate oxidase: insight into substrate specificity and catalysis., Bossi RT, Negri A, Tedeschi G, Mattevi A, Biochemistry 2002 Mar 5;41(9):3018-24. PMID: 11863440

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