5VBX:
reference: Structure, high affinity and negative cooperativity of the Escherichia coli holo-(acyl carrier protein):holo-(acyl carrier protein) synthase complex., Marcella AM, Culbertson SJ, Shogren-Knaak MA, Barb AW, J Mol Biol. 2017 Oct 17. pii: S0022-2836(17)30497-7. doi:, 10.1016/j.jmb.2017.10.015. PMID: 29054754

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