Figure 1From: Synpolydactyly and HOXD13 polyalanine repeat: addition of 2 alanine residues is without clinical consequences Pedigree of the Pakistani kindred with SPD1. Horizontal bars on the symbols denote individuals who were physically examined. Genotypes for the GCN-region of HOXD13 showing the repeat length (bp) are provided for the subjects available for molecular analysis. Non-penetrant subjects and obligate carriers are depicted with a dot within the symbols.Back to article page