Table 1

Main characteristics of the SNP databases currently accessed by SPSmart

Database

SNPs

Populations

Web Address

HapMap Phase II

4,098,495

4

http://hapmap.org/genotypes/ webcite

HapMap Phase III

1,614,792

11

http://hapmap.org/genotypes/ webcite

Perlegen

1,580,349

3

http://genome.perlegen.com/ webcite

Stanford HGDP

660,918

52

ftp://ftp.ceph.fr/hgdp_supp1/ webcite

Michigan HGDP

525,910

33

ftp://ftp.ceph.fr/hgdp_supp2/ webcite

Amigo et al. BMC Bioinformatics 2008 9:428   doi:10.1186/1471-2105-9-428