The Macromolecular Structure Group is located in the Department of Biochemistry and Biophysics of the School of Medicine at the University of California, San Francisco. The MSG focuses on the study of macromolecular structure, function, and interactions through the varied research tools of biochemistry and biophysics, including X-ray Crystallography, Electron & Light Microscopy, NMR, Mass Spectrometry, and Molecular Biology.