DNA Marker Index information for Chromosome: M Marker: A3721GNames and Aliases for this DNA Marker: A3721G, A3721, rs878927280.Chromosome Position in hg38 Human Genome assembly1: 3721.Chromosome Position in hg19 assembly2: 3721 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: G.