1RJU:
reference: The crystal structure of yeast copper thionein: the solution of a long-lasting enigma., Calderone V, Dolderer B, Hartmann HJ, Echner H, Luchinat C, Del Bianco C, Mangani S, Weser U, Proc Natl Acad Sci U S A 2005 Jan 4;102(1):51-6. Epub 2004 Dec 21. PMID: 15613489

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