4IWX:
reference: Structure and function of Escherichia coli RimK, an ATP-grasp fold, L-glutamyl ligase enzyme., Zhao G, Jin Z, Wang Y, Allewell NM, Tuchman M, Shi D, Proteins. 2013 Apr 23. doi: 10.1002/prot.24311. PMID: 23609986

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