3HSK:
reference: Expansion of the aspartate beta-semialdehyde dehydrogenase family: the first structure of a fungal ortholog., Arachea BT, Liu X, Pavlovsky AG, Viola RE, Acta Crystallogr D Biol Crystallogr. 2010 Feb;66(Pt 2):205-12. Epub 2010, Jan 22. PMID: 20124701

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