About the Authors
Department of Molecular and Human Genetics, Baylor College of Medicine, Houston, Texas, United States of America
Department of Biochemistry and Molecular Biology and Department of Molecular Virology and Microbiology, Baylor College of Medicine, Houston, Texas, United States of America
The authors have declared that no conflicts of interest exist.
PH and SMR conceived and designed the experiments. PH, AS, and JFP performed the experiments. PH, AS, and JFP analyzed the data. SMR contributed reagents/materials/analysis tools. PH and SMR wrote the paper.