4I8O:
reference: Structure-function studies of Escherichia coli RnlA reveal a novel toxin structure involved in bacteriophage resistance., Wei Y, Gao ZQ, Otsuka Y, Naka K, Yonesaki T, Zhang H, Dong YH, Mol Microbiol. 2013 Sep 30. doi: 10.1111/mmi.12409. PMID: 24112600

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