Division of Genetics Department of Medicine Brigham and Women's Hospital Department of Biological Chemistry and Molecular Pharmacology Harvard Medical School Boston MA 02115 USA;
Department of Chemistry Texas A&M University College Station TX 77840 USA;
清华大学化学系 北京100084;
清华大学生命学院 北京100084;
Department of Mathematics Harvard University MA 02138 USA;
Department of Biology Texas A&M University College Station TX 77840 USA;
Department of Chemistry Texas A&M University College Station TX 77840 USA;
