[1
]Duke Molecular Physiology Institute, ‡Departments of Medicine, and §Pathology, Duke
University
School of Medicine, Duke University, Durham, North Carolina 27701, United States
[2
]Department of Clinical Sciences Lund, Section of
Rheumatology and
Molecular Skeletal
Biology and ¶Department of Biochemistry and Structural Biology,
Center for Molecular
Protein Science, Lund University, SE 22184 Lund, Sweden