1ONW:
reference: High-resolution X-ray structure of isoaspartyl dipeptidase from Escherichia coli., Thoden JB, Marti-Arbona R, Raushel FM, Holden HM, Biochemistry 2003 May 6;42(17):4874-82. PMID: 12718528

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