2W0R:
reference: Structure of the Type III Secretion Recognition Protein YscU from Yersinia enterocolitica., Wiesand U, Sorg I, Amstutz M, Wagner S, van den Heuvel J, Luhrs T, Cornelis GR, Heinz DW, J Mol Biol. 2008 Oct 19. PMID: 18976663

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