Institution: | (1) Laboratory of Genetic Disease Research, National Center for Human Genome Research, Building 49 Room 4A72, NIH, 49 Convent Drive, Bethesda, MD 20892–4472, USA Tel.: +1-301-402-2039; Fax: +1-301-402-2170; e-mail: rlnuss@nchgr.nih.gov, US;(2) Department of Genetics and Molecular Biology Graduate Group, University of Pennsylvania School of Medicine, Philadelphia, Pa., USA, US;(3) Hereditary Disorders Branch, NICHD, USA, US;(4) Department of Molecular Genetics, Baylor College of Medicine, Houston, Tex., USA, US |