About the Authors

Justin Crocker

Affiliation Department of Biological Sciences, Dartmouth College, Hanover, New Hampshire, United States of America

Yoichiro Tamori

Address ¤ Current address: Department of Biological Sciences, Florida State University, Tallahassee, Florida, United States of America

Affiliation Department of Biological Sciences, Dartmouth College, Hanover, New Hampshire, United States of America

Albert Erives

To whom correspondence should be addressed. E-mail: albert.erives@dartmouth.edu

Affiliation Department of Biological Sciences, Dartmouth College, Hanover, New Hampshire, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

AE conceived and directed the work. JC conducted the whole-genome bioinformatic analyses, constructed all of the transgenic animals, and performed in situ hybridization assays. AE and JC analyzed all the data. YT assisted with characterization of the sog locus. AE wrote the paper. All authors commented on the manuscript.