2HC5:
reference: NMR structure of protein YvyC from Bacillus subtilis reveals unexpected structural similarity between two PFAM families., Eletsky A, Sukumaran DK, Xiao R, Acton TB, Rost B, Montelione GT, Szyperski T, Proteins. 2009 Sep;76(4):1037-41. PMID: 19455708

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