About the Authors

Morgan Beeby

Contributed equally to this work with: Morgan Beeby, Brian D O'Connor

Affiliations UCLA-DOE Institute for Genomics and Proteomics, University of California, Los Angeles, California, United States of America, Department of Chemistry and Biochemistry, University of California, Los Angeles, California, United States of America

Brian D O'Connor

Contributed equally to this work with: Morgan Beeby, Brian D O'Connor

Affiliation Molecular Biology Institute, University of California, Los Angeles, California, United States of America

Carsten Ryttersgaard

Affiliation UCLA-DOE Institute for Genomics and Proteomics, University of California, Los Angeles, California, United States of America

Daniel R Boutz

Affiliation Molecular Biology Institute, University of California, Los Angeles, California, United States of America

L. Jeanne Perry

Affiliation UCLA-DOE Institute for Genomics and Proteomics, University of California, Los Angeles, California, United States of America

Todd O Yeates

To whom correspondence should be addressed. E-mail: yeates@mbi.ucla.edu

Affiliations UCLA-DOE Institute for Genomics and Proteomics, University of California, Los Angeles, California, United States of America, Department of Chemistry and Biochemistry, University of California, Los Angeles, California, United States of America, Molecular Biology Institute, University of California, Los Angeles, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

MB and BDO performed the computational analyses. DRB performed the structural database survey and the PDO disulfide experiments. CR determined the crystal structure of GI 18312142. LJP and TOY conceived and designed the studies described.