4CHA: Structure Of Alpha-Chymotrypsin Refined At 1.68 Angstroms Resolution
reference: Structure of alpha-chymotrypsin refined at 1.68 A resolution., Tsukada H, Blow DM, J Mol Biol 1985 Aug 20;184(4):703-11. PMID: 4046030

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