1. Department of Genetics and Molecular Biology, University of Hawaii at Manoa, 1960 East-West Road, Honolulu, Hawaii 96822, Laboratory for Fluorescence Dynamics, Physics Department, University of Illinois at UrbanaChampaign, 1110 West Green Street, Urbana, Illinois 61801, Research Service, Department of Veterans Affairs Medical Center, Biochemistry Department and Internal Medicine, University of Texas Southwestern Medical Center at Dallas, Dallas, Texas 75216, and Department of Internal Medicine,...