Brief Communication abstract


Nature Genetics 40, 1410 - 1412 (2008)
Published online: 9 November 2008 | doi:10.1038/ng.252

Gerodermia osteodysplastica is caused by mutations in SCYL1BP1, a Rab-6 interacting golgin

Hans Christian Hennies1,2,19, Uwe Kornak3,4,19, Haikuo Zhang3,4, Johannes Egerer4,5, Xin Zhang3,4, Wenke Seifert1,3, Jirko Kühnisch3, Birgit Budde1, Marc Nätebus1, Francesco Brancati6, William R Wilcox7, Dietmar Müller8, Paige B Kaplan9, Anna Rajab10, Giuseppe Zampino11, Valentina Fodale12, Bruno Dallapiccola6, William Newman13, Kay Metcalfe13, Jill Clayton-Smith13, May Tassabehji13, Beat Steinmann14, Francis A Barr5,15, Peter Nürnberg1,16, Peter Wieacker17 & Stefan Mundlos3,4,18

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Gerodermia osteodysplastica is an autosomal recessive disorder characterized by wrinkly skin and osteoporosis. Here we demonstrate that gerodermia osteodysplastica is caused by loss-of-function mutations in SCYL1BP1, which is highly expressed in skin and osteoblasts. The protein localizes to the Golgi apparatus and interacts with Rab6, identifying SCYL1BP1 as a golgin. These results associate abnormalities of the secretory pathway with age-related changes in connective tissues.

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  1. Cologne Center for Genomics (CCG), University of Cologne, 50674 Cologne, Germany.
  2. Center for Molecular Medicine Cologne, University of Cologne, 50931 Cologne, Germany.
  3. Institute for Medical Genetics, Charité Universitätsmedizin, 13353 Berlin, Germany.
  4. Max Planck Institute for Molecular Genetics, 14195 Berlin, Germany.
  5. Max Planck Institute for Biochemistry, 82152 Munich, Germany.
  6. IRCCS-CSS, San Giovanni Rotondo and CSS-Mendel Institute, 00198 Rome, Italy and Department of Biomedical Sciences and Aging Research Center, Ce.S.I., G. d'Annunzio University Foundation, Chieti, Italy.
  7. Medical Genetics Institute, Cedars-Sinai Medical Center, Los Angeles, California 90048, USA.
  8. Institute of Medical Genetics, Klinikum Chemnitz, 09116 Chemnitz, Germany.
  9. Section of Metabolic Diseases, Children's Hospital of Philadelphia, University of Pennsylvania, Pennsylvania 19104, USA.
  10. Genetic Unit, Directorate General of Health Affairs, Ministry of Health, Muscat 113, Sultanate of Oman.
  11. Istituto di Clinica Pediatrica, Università Cattolica del Sacro Cuore, 00168 Rome, Italy.
  12. Dipartimento di Biologia Cellulare e Neuroscienze, Istituto Superiore di Sanità, 00161 Rome, Italy.
  13. Medical Genetics, St Mary's Hospital, University of Manchester, Manchester M13 0JH, UK.
  14. Division of Metabolism and Molecular Pediatrics, University Children's Hospital, 8032 Zurich, Switzerland.
  15. Cancer Research Centre, University of Liverpool, Liverpool L3 9TA, UK.
  16. Cologne Excellence Cluster on Cellular Stress Responses in Aging-associated Diseases (CECAD), University of Cologne, 50931 Cologne, Germany.
  17. Institut für Humangenetik, Westfälische Wilhelms-Universität, 48149 Münster, Germany.
  18. Berlin-Brandenburg Center for Regenerative Therapies, 14195 Berlin, Germany.
  19. These authors contributed equally to this work.

Correspondence to: Stefan Mundlos3,4,18 e-mail: stefan.mundlos@charite.de



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