DNA Marker Index information for Chromosome: M Marker: A4976GNames and Aliases for this DNA Marker: A4976G, A4976, i4000642.Chromosome Position in hg38 Human Genome assembly1: 4976.Chromosome Position in hg19 assembly2: 4976 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: G.