1HTB:
reference: X-ray structure of human beta3beta3 alcohol dehydrogenase. The contribution of ionic interactions to coenzyme binding., Davis GJ, Bosron WF, Stone CL, Owusu-Dekyi K, Hurley TD, J Biol Chem 1996 Jul 19;271(29):17057-61. PMID: 8663387

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