7ADH:
reference: Three-dimensional structure of isonicotinimidylated liver alcohol dehydrogenase., Plapp BV, Eklund H, Jones TA, Branden CI, J Biol Chem 1983 May 10;258(9):5537-47. PMID: 6343388

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