1EKX:
reference: Binding of bisubstrate analog promotes large structural changes in the unregulated catalytic trimer of aspartate transcarbamoylase: implications for allosteric regulation induced cell migration., Endrizzi JA, Beernink PT, Alber T, Schachman HK, Proc Natl Acad Sci U S A 2000 May 9;97(10):5077-82. PMID: 10805770

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