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SNP FAQ Archive [Internet]. Bethesda (MD): National Center for Biotechnology Information (US); 2005-.

  • This publication is provided for historical reference only and the information may be out of date.

This publication is provided for historical reference only and the information may be out of date.

Field Definitions

Created: ; Last Update: February 18, 2014.

What are the definitions of contig_chr, contig_pos, and contig_build_id?

contig_chr is the chromosome for this SNP (if known).
contig_pos is the position on the chromosome.
contig_build_id is the build in which the SNP was last edited.

What is the definition of "contig_pos=0"?

This is a case in which the SNP has not been mapped to the human genome
reference sequence.

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