2GLS: Refined Atomic Model Of Glutamine Synthetase At 3.5 Angstrom Resolution
reference: Refined atomic model of glutamine synthetase at 3.5 A resolution., Yamashita MM, Almassy RJ, Janson CA, Cascio D, Eisenberg D, J Biol Chem 1989 Oct 25;264(30):17681-90. PMID: 2572586

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