2W91:
reference: Streptococcus pneumoniae endohexosaminidase D: Structural and mechanistic insight into substrate-assisted catalysis in family 85 glycoside hydrolases., Abbott DW, Macauley MS, Vocadlo DJ, Boraston AB, J Biol Chem. 2009 Jan 30. PMID: 19181667

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