1ZYL:
reference: Crystal structure of a novel prokaryotic Ser/Thr kinase and its implication in the Cpx stress response pathway., Zheng J, He C, Singh VK, Martin NL, Jia Z, Mol Microbiol. 2007 Mar;63(5):1360-71. PMID: 17302814

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