5A8M:
reference: the quaternary structure of a glycoside hydrolase dictates specificity towards beta-glucans., Lafond M, Sulzenbacher G, Freyd T, Henrissat B, Berrin JG, Garron ML, J Biol Chem. 2016 Jan 11. pii: jbc.M115.695999. PMID: 26755730

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