1. Department of Microbiology, University of Washington, 1959 NE Pacific Street, Box 357242, Seattle, WA 98195, USA.
2. Bioinformatics Laboratory, Institute of Computing,
3. Department of Genome Sciences, University of Washington, Box 357730, Seattle, WA 98195, USA.
4. Genome Center, University of Washington, Fluke Hall on Mason Road, Box 352145, Seattle, WA 98195, USA.
5. Center for Molecular Biology and Genetic Engineering (CBMEG), University of Campinas, CP 6176, Campinas SP 13083-970, Brazil.
6. Department of Computing and Statistics, Federal University of Mato Grosso do Sul, CP 549, Campo Grande MS 79070-900, Brazil.
7. The Institute for Genomic Research, 9712 Medical Center Drive, Rockville, MD 20850, USA.
8. Bioinformatics Research Group, SRI International, 333 Ravenswood Avenue, Menlo Park, CA 94025, USA.
9. Howard Hughes Medical Institute, University of Washington, Box 357730, Seattle, WA 98195, USA.
10. E. I. du Pont de Nemours Company, 1 Innovation Way, Newark, DE 19714, USA.
11. Pioneer Hi-Bred International Inc., 7300 NW 62nd Avenue, Post Office Box 1004, Johnston, IA 50131, USA.
12. Department of Biochemistry, University of Washington, 1959 NE Pacific Street, Seattle, WA 98195, USA.
13. Department of Botany, University of Washington, 1959 NE Pacific Street, Box 355325, Seattle, WA 98195, USA.