6AI8:
reference: Crystallographic Analysis of the Catalytic Mechanism of Phosphopantothenoylcysteine Synthetase from Saccharomyces cerevisiae., Zheng P, Zhang M, Khan MH, Liu H, Jin Y, Yue J, Gao Y, Teng M, Zhu Z, Niu L, J Mol Biol. 2019 Feb 15;431(4):764-776. doi: 10.1016/j.jmb.2019.01.012. Epub 2019, Jan 14. PMID: 30653991

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