6PA4:
reference: Geometric considerations support the double-displacement catalytic mechanism of l-asparaginase., Lubkowski J, Wlodawer A, Protein Sci. 2019 Oct;28(10):1850-1864. doi: 10.1002/pro.3709. Epub 2019 Aug 29. PMID: 31423681

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