1. Division of Biological Sciences (K.C.C.) and
2. Department of Agronomy (M.D.M., I.V.B., G.L.D., Y.-S.Y., J.M.G., M.L.P., H.S.-V., Z.F., S.G.S., S.A.H., E.H.C.), University of Missouri, Columbia, Missouri 65211;
3. Agricultural Research Service, United States Department of Agriculture, Columbia, Missouri 65211 (M.D.M., M.L.P., E.H.C.);
4. Center for Applied Genetic Technologies, Departments of Crop and Soil Science, Botany, and Genetics, University of Georgia, Athens, Georgia 30602 (J.E.B., A.H.P.); and
5. Arizona Genomics Computational Laboratory (C.A.S., F.W.E.) and
6. Arizona Genomics Institute (R.A.W.), University of Arizona, Tucson, Arizona 85721