Plant and Microbial Biology Department, University of California at Berkeley, Berkeley, California, United States of America , Plant Gene Expression Center, United States Department of Agriculture - Agricultural Research Service (USDA-ARS), Albany, California, United States of America.|Department of Computer Science, University of Calgary, Calgary, Alberta, Canada.|Plant and Microbial Biology Department, University of California at Berkeley, Berkeley, California, United States of America , Plant Gene Expression Center, United States Department of Agriculture - Agricultural Research Service (USDA-ARS), Albany, California, United States of America.|Western Regional Research Center, United States Department of Agriculture - Agriculture Research Service (USDA-ARS), Albany, California, United States of America.|Western Regional Research Center, United States Department of Agriculture - Agriculture Research Service (USDA-ARS), Albany, California, United States of America.|Department of Computer Science, University of Calgary, Calgary, Alberta, Canada.|Plant and Microbial Biology Department, University of California at Berkeley, Berkeley, California, United States of America , Plant Gene Expression Center, United States Department of Agriculture - Agricultural Research Service (USDA-ARS), Albany, California, United States of America.