2HQI:
reference: NMR solution structure of the oxidized form of MerP, a mercuric ion binding protein involved in bacterial mercuric ion resistance., Qian H, Sahlman L, Eriksson PO, Hambraeus C, Edlund U, Sethson I, Biochemistry 1998 Jun 30;37(26):9316-22. PMID: 9649312

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