About the Authors

Carmie Puckett Robinson

Affiliations Division of Biology and Howard Hughes Medical Institute, California Institute of Technology, Pasadena, California, United States of America, Department of Neurology and VA Greater Los Angeles Healthcare System, Keck School of Medicine, University of Southern California, Los Angeles, California, United States of America

Erich M. Schwarz

Affiliation Division of Biology and Howard Hughes Medical Institute, California Institute of Technology, Pasadena, California, United States of America

Paul W. Sternberg

pws@caltech.edu

Affiliation Division of Biology and Howard Hughes Medical Institute, California Institute of Technology, Pasadena, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: CPR PWS. Performed the experiments: CPR. Analyzed the data: CPR EMS. Wrote the paper: CPR EMS PWS. Conceived and designed the experiments: CPR, EMS, PWS. Performed the experiments: CPR. Analyzed the data: CPR, EMS, PWS. Contributed reagents/materials/analysis tools: EMS. Wrote the paper: CPR, EMS, PWS.