2XUV:
reference: Salt Bridges Regulate Both Dimer Formation and Monomeric Flexibility in HdeB and May Have a Role in Periplasmic Chaperone Function., Wang W, Rasmussen T, Harding AJ, Booth NA, Booth IR, Naismith JH, J Mol Biol. 2011 Nov 25. PMID: 22138344

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