1Q6C:
reference: Structural and enzymatic analysis of soybean beta-amylase mutants with increased pH optimum., Hirata A, Adachi M, Sekine A, Kang YN, Utsumi S, Mikami B, J Biol Chem 2004 Feb 20;279(8):7287-95. Epub 2003 Nov 24. PMID: 14638688

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