Institute of Genetics and Molecular and Cellular Biology, Integrated Structural Biology Department, Illkirch, France.|Institute of Genetics and Molecular and Cellular Biology, Integrated Structural Biology Department, Illkirch, France.|Institute of Genetics and Molecular and Cellular Biology, Integrated Structural Biology Department, Illkirch, France.|Institute of Genetics and Molecular and Cellular Biology, Integrated Structural Biology Department, Illkirch, France.|Institute of Genetics and Molecular and Cellular Biology, Integrated Structural Biology Department, Illkirch, France.|Institute of Genetics and Molecular and Cellular Biology, Integrated Structural Biology Department, Illkirch, France.