2L3U:
reference: Structures of domains I and IV from YbbR are representative of a widely distributed protein family., Barb AW, Cort JR, Seetharaman J, Lew S, Lee HW, Acton T, Xiao R, Kennedy MA, Tong L, Montelione GT, Prestegard JH, Protein Sci. 2011 Feb;20(2):396-405. doi: 10.1002/pro.571. Epub 2011 Jan, 18. PMID: 21154411

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