3LKA:
reference: Entropic Contribution to the Linking Coefficient in Fragment Based Drug Design: A Case Study., Borsi V, Calderone V, Fragai M, Luchinat C, Sarti N, J Med Chem. 2010 Apr 23. PMID: 20415416

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