DNA Marker Index information for Chromosome: M Marker: J2a1a1a2dNames and Aliases for this DNA Marker: J2a1a1a2d.Chromosome Position in hg38 Human Genome assembly1: 5307.Chromosome Position in hg19 assembly2: 5307 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: G.