About the Authors

Jeffrey D Wall

To whom correspondence should be addressed. E-mail: wallj@humgen.ucsf.edu

Affiliation Institute for Human Genetics, University of California San Francisco, San Francisco, California, United States of America

Sung K Kim

Affiliation Institute for Human Genetics, University of California San Francisco, San Francisco, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

JDW conceived and designed the methodology. JDW and SKK implemented the methodology and analyzed the data. JDW wrote the paper.