2DOR:
reference: The crystal structure of Lactococcus lactis dihydroorotate dehydrogenase A complexed with the enzyme reaction product throws light on its enzymatic function., Rowland P, Bjornberg O, Nielsen FS, Jensen KF, Larsen S, Protein Sci 1998 Jun;7(6):1269-79. PMID: 9655329

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