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Open Access
Peer-reviewed
Research Article
Affiliations Department of Molecular Genetics and Microbiology, Duke University Medical Center, Durham, North Carolina, United States of America , European Molecular Biology Laboratory, Heidelberg, Germany
Affiliation Department of Molecular Genetics and Microbiology, Duke University Medical Center, Durham, North Carolina, United States of America
Affiliation European Molecular Biology Laboratory, Heidelberg, Germany
*To whom correspondence should be addressed. E-mail: mccus001@mc.duke.edu