4OYP:
reference: Crystal Structure of Human Soluble Adenylate Cyclase Reveals a Distinct, Highly Flexible Allosteric Bicarbonate Binding Pocket., Saalau-Bethell SM, Berdini V, Cleasby A, Congreve M, Coyle JE, Lock V, Murray CW, O'Brien MA, Rich SJ, Sambrook T, Vinkovic M, Yon JR, Jhoti H, ChemMedChem. 2014 Feb 24. doi: 10.1002/cmdc.201300480. PMID: 24616449

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