About the Authors

Laura Camarena

Affiliations Department of Molecular, Cellular and Developmental Biology, Yale University, New Haven, Connecticut, United States of America, Universidad Nacional Autónoma de México, Inst. Inv. Biomédicas, México, D.F., México

Vincent Bruno

Affiliation Department of Molecular, Cellular and Developmental Biology, Yale University, New Haven, Connecticut, United States of America

Ghia Euskirchen

Affiliations Department of Molecular, Cellular and Developmental Biology, Yale University, New Haven, Connecticut, United States of America, Department of Genetics, Stanford Univeristy School of Medicine, Stanford, California, United States of America

Sebastian Poggio

Affiliation Department of Molecular, Cellular and Developmental Biology, Yale University, New Haven, Connecticut, United States of America

Michael Snyder

mpsnyder@stanford.edu

Affiliations Department of Molecular, Cellular and Developmental Biology, Yale University, New Haven, Connecticut, United States of America, Department of Genetics, Stanford Univeristy School of Medicine, Stanford, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MS. Performed the experiments: LC VB GE. Analyzed the data: LC SP. Contributed reagents/materials/analysis tools: MS. Wrote the paper: LC VB SP MS. Responsible for the DNA sequencing: GE. Developed the Perl scripts to analyze the data: SP.