Institution: | (1) Department of Biological Sciences, Purdue University, Lilly Hall of Life Sciences, 47907 West Lafayette, IN, U.S.A.;(2) Present address: Genetics Laboratory, Department of Biochemistry, University of Oxford, South Parks Road, OX1 3QU Oxford, UK;(3) Present address: Dept. Biochemistry and Biophysics, Texas A & M University, 77843 College Station, TX, U.S.A. |