1. Institute for Enzyme Research, The Graduate School, and Department of Biochemistry, College of Agricultural and Life Sciences, University of WisconsinMadison, 1710 University Avenue, Madison, Wisconsin 53705, Department of Chemistry, Texas A&M University, College Station, Texas 77843, Bruker AXS Inc., 6300 Enterprise Lane, Madison, Wisconsin 53719, and Center for Synchrotron Radiation Research and Instrumentation, Department of Biological, Chemical, and Physical Sciences, Illinois Institute of Technology...