4WD1:
reference: The structure of S. lividans acetoacetyl-CoA synthetase shows a novel interaction between the C-terminal extension and the N-terminal domain., Mitchell CA, Tucker AC, Escalante-Semerena JC, Gulick AM, Proteins. 2014 Dec 9. doi: 10.1002/prot.24738. PMID: 25488501

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