DNA Marker Index information for Chromosome: M Marker: G12940ANames and Aliases for this DNA Marker: G12940A, G12940, i3001153, rs200106331.Chromosome Position in hg38 Human Genome assembly1: 12940.Chromosome Position in hg19 assembly2: 12940 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.