2EXD:
reference: The solution structure of the C-terminal domain of NfeD reveals a novel membrane-anchored OB-fold., Kuwahara Y, Ohno A, Morii T, Yokoyama H, Matsui I, Tochio H, Shirakawa M, Hiroaki H, Protein Sci. 2008 Nov;17(11):1915-24. Epub 2008 Aug 7. PMID: 18687870

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