CREB-AP 1 Protein Complexes Regulate Transcription of the Collagen XXIV Gene ( Col 24 a 1 ) in Osteoblasts *

From the Laboratory of Genetics and Organogenesis, Research Division of the Hospital for Special Surgery, and Department of Physiology and Biophysics, Weill Medical College, Cornell University, New York, New York 10021, the Department of Anatomy, Biology, and Medicine, Oita University, 1-1 Hasama-machi, Oita 879-5593, Japan, the Enviromental and Occupational Health Sciences Institute and the Department of Pharmacology and Toxicology, Ernest Mario School of Pharmacy, Rutgers University, Piscataway, New Jersey 00854, the Institute for Biochemistry II, University of Cologne, 50931 Cologne, Germany, and **CEINGE-Biotecnologie Avanzate, 80131 Naples, Italy