1SVJ:
reference: Inter-domain motions of the N-domain of the KdpFABC complex, a P-type ATPase, are not driven by ATP-induced conformational changes., Haupt M, Bramkamp M, Coles M, Altendorf K, Kessler H, J Mol Biol. 2004 Oct 1;342(5):1547-58. PMID: 15364580

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