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Advanced Retrieval Tool for SNPs

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Welcome to the Advanced Retrieval Tool for SNPs based on dbSNP build 126

This tool is designed for the retrieval of polymorphic SNPs between multiple
reference and outcross strains and the easy design of SNP marker panels.


Comparison parameters

Select the number of windows that you want to use for SNP-comparison

allele is

Chromosomal region parameters

based on dbSNP build 126 corresponding to NCBI mouse genome build 35.1

Chromosome number:

Region from to


Filter parameters for general SNP entries






Filter parameters for specific SNP genotypes





Maximum allele frequency of major allele (0.5 - 1)

minimal number of lines for which a SNP has to be reported

minimal number of submissions that report a SNP

maximal percentage of unknown nucleotides within a 20 bp 5' and 3' flanking region

maximal percentage of masked nucleotide sequence within a 20 bp 5' and 3' flanking region