3VPH:
reference: The core of allosteric motion in Thermus caldophilus L-lactate dehydrogenase., Ikehara Y, Arai K, Furukawa N, Ohno T, Miyake T, Fushinobu S, Nakajima M, Miyanaga A, Taguchi H, J Biol Chem. 2014 Sep 25. pii: jbc.M114.599092. PMID: 25258319

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