3BZ7:
reference: The small molecule tool (S)-(-)-blebbistatin: novel insights of relevance to myosin inhibitor design., Lucas-Lopez C, Allingham JS, Lebl T, Lawson CP, Brenk R, Sellers JR, Rayment I, Westwood NJ, Org Biomol Chem. 2008 Jun 21;6(12):2076-84. Epub 2008 Apr 21. PMID: 18528569

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