1OJN:
reference: Structures of Streptococcus pneumoniae hyaluronate lyase in complex with chondroitin and chondroitin sulfate disaccharides. Insights into specificity and mechanism of action., Rigden DJ, Jedrzejas MJ, J Biol Chem 2003 Dec 12;278(50):50596-606. Epub 2003 Sep 30. PMID: 14523022

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