4TWI:
reference: Alternate deacylating specificities of the archaeal sirtuins Sir2Af1 and Sir2Af2., Ringel AE, Roman C, Wolberger C, Protein Sci. 2014 Dec;23(12):1686-97. doi: 10.1002/pro.2546. Epub 2014 Oct 1. PMID: 25200501

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