All the results pertain to release 10 of The SNP Consortium (http://snp.cshl.org) The chromosomal assembly files used for chromosomes 21 and 22 were obtained from the following URLs:

• Chr_22_19-05-2000.fa from Sanger
• H_sapiens (from NIH)

• Chromosome 21
• Chromosome 22
• Sequence Information
• README file