2ZC8:
reference: Crystal structure of N-acylamino acid racemase from Thermus thermophilus HB8., Hayashida M, Kim SH, Takeda K, Hisano T, Miki K, Proteins. 2008 Jan 23;71(1):519-523. PMID: 18214979

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