6RXR:
reference: Evolved, Selective Erasers of Distinct Lysine Acylations., Spinck M, Neumann-Staubitz P, Ecke M, Gasper R, Neumann H, Angew Chem Int Ed Engl. 2020 Mar 18. doi: 10.1002/anie.202002899. PMID: 32187803

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