DNA Marker Index information for Chromosome: M Marker: A2258GNames and Aliases for this DNA Marker: A2258G, A2258, rs879058335.Chromosome Position in hg38 Human Genome assembly1: 2258.Chromosome Position in hg19 assembly2: 2258 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: G.