DNA Marker Index information for Chromosome: M Marker: M2a1a3'Names and Aliases for this DNA Marker: M2a1a3', M2a1a-G207A, M2a1a-a.Chromosome Position in hg38 Human Genome assembly1: 207.Chromosome Position in hg19 assembly2: 207 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.