4A45:
reference: Carbohydrate Recognition by an Architecturally Complex alpha-N-Acetylglucosaminidase from Clostridium perfringens., Ficko-Blean E, Stuart CP, Suits MD, Cid M, Tessier M, Woods RJ, Boraston AB, PLoS One. 2012;7(3):e33524. Epub 2012 Mar 27. PMID: 22479408

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