1 Institute of Cellular and Integrative Physiology, Center for Experimental Medicine, University Medical Center Hamburg-Eppendorf, Hamburg, Germany.
2 Institute of Medical Biochemistry and Molecular Biology, University Medicine Greifswald, Hamburg, Germany.
3 Protein production Core Facility, Centre for Structural Systems Biology, Deutsches Elektronen-Synchrotron DESY, Hamburg, Germany.
4 Skeletal Pathobiochemistry, Department of Osteology and Biomechanics, Center for Experimental Medicine, University Medical Center Hamburg-Eppendorf, Hamburg, Germany.
5 Bio-organic synthesis group, Leiden University, Leiden, The Netherlands.
6 III Medical Clinic and Polyclinic, Nephrology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany.
7 Transgenic Animal Service Group, Center for Molecular Neurobiology Hamburg, University Medical Center Hamburg-Eppendorf, Hamburg, Germany.
8 Institute of Pathology, Nephropathology Section, University Medical Center Hamburg-Eppendorf, Hamburg, Germany.
9 Institute of Cellular and Integrative Physiology, Center for Experimental Medicine, University Medical Center Hamburg-Eppendorf, Hamburg, Germany. [email protected].