3OB8:
reference: Structural basis of specificity in tetrameric Kluyveromyces lactis beta-galactosidase., Pereira-Rodriguez A, Fernandez-Leiro R, Gonzalez-Siso MI, Cerdan ME, Becerra M, Sanz-Aparicio J, J Struct Biol. 2011 Dec 13. PMID: 22193516

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