5WYO:
reference: Characterizations of the Interactions between Escherichia coli Periplasmic Chaperone HdeA and Its Native Substrates during Acid Stress., Yu XC, Yang C, Ding J, Niu X, Hu Y, Jin C, Biochemistry. 2017 Oct 31;56(43):5748-5757. doi: 10.1021/acs.biochem.7b00724., Epub 2017 Oct 17. PMID: 29016106

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