2AQX:
reference: Structural insights into enzyme regulation for inositol 1,4,5-trisphosphate 3-kinase B., Chamberlain PP, Sandberg ML, Sauer K, Cooke MP, Lesley SA, Spraggon G, Biochemistry 2005 Nov 8;44(44):14486-93. PMID: 16262249

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