Affiliation: | Department of Biochemistry and Molecular Biology (A.L.S., D.P.M., C.W., R.L.L.), Bioinformatics Core, Research Technology Support Facility (M.L., C.W.), and Department of Plant Biology (C.W., R.L.L.), Michigan State University, East Lansing, Michigan 48824–1319; Bio5 Institute, University of Arizona, Tucson, Arizona 85721 (E.M., D.R.G.) |