About the Authors

Yu Zhang

Affiliations Department of Plant and Microbial Biology, University of California Berkeley, Berkeley, California, United States of America, Plant Gene Expression Center, Agriculture Research Service, U.S. Department of Agriculture, Albany, California, United States of America

Oleg Mayba

Affiliation Department of Statistics, University of California Berkeley, Berkeley, California, United States of America

Anne Pfeiffer

Affiliations Department of Plant and Microbial Biology, University of California Berkeley, Berkeley, California, United States of America, Plant Gene Expression Center, Agriculture Research Service, U.S. Department of Agriculture, Albany, California, United States of America

Hui Shi

Current address: State Key Laboratory of Protein and Plant Gene Research, College of Life Sciences, Peking University, Beijing, China

Affiliations Department of Plant and Microbial Biology, University of California Berkeley, Berkeley, California, United States of America, Plant Gene Expression Center, Agriculture Research Service, U.S. Department of Agriculture, Albany, California, United States of America

James M. Tepperman

Affiliations Department of Plant and Microbial Biology, University of California Berkeley, Berkeley, California, United States of America, Plant Gene Expression Center, Agriculture Research Service, U.S. Department of Agriculture, Albany, California, United States of America

Terence P. Speed

Affiliation Department of Statistics, University of California Berkeley, Berkeley, California, United States of America

Peter H. Quail

quail@berkeley.edu

Affiliations Department of Plant and Microbial Biology, University of California Berkeley, Berkeley, California, United States of America, Plant Gene Expression Center, Agriculture Research Service, U.S. Department of Agriculture, Albany, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: YZ PHQ. Performed the experiments: YZ AP HS. Analyzed the data: YZ OM JMT TPS. Wrote the paper: YZ PHQ.