2A00:
reference: The Holo-form of the Nucleotide Binding Domain of the KdpFABC Complex from Escherichia coli Reveals a New Binding Mode., Haupt M, Bramkamp M, Heller M, Coles M, Deckers-Hebestreit G, Herkenhoff-Hesselmann B, Altendorf K, Kessler H, J Biol Chem. 2006 Apr 7;281(14):9641-9. Epub 2005 Dec 14. PMID: 16354672

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