2Y8I:
reference: Structural Basis for the Allosteric Interference of Myosin Function by Reactive Thiol Region Mutations G680A and G680V., Preller M, Bauer S, Adamek N, Fujita-Becker S, Fedorov R, Geeves MA, Manstein DJ, J Biol Chem. 2011 Oct 7;286(40):35051-60. Epub 2011 Aug 13. PMID: 21841195

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