DNA Marker Index information for Chromosome: M Marker: A4985GNames and Aliases for this DNA Marker: A4985G, A4985, rs3020561.Chromosome Position in hg38 Human Genome assembly1: 4985.Chromosome Position in hg19 assembly2: 4985 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: G.