3OZB:
reference: Methylthioinosine phosphorylase from Pseudomonas aeruginosa. Structure and annotation of a novel enzyme in quorum sensing., Guan R, Ho MC, Almo SC, Schramm VL, Biochemistry. 2011 Feb 22;50(7):1247-54. Epub 2011 Jan 25. PMID: 21197954

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