DNA Marker Index information for Chromosome: M Marker: D4a3b2a1Names and Aliases for this DNA Marker: D4a3b2a1.Chromosome Position in hg38 Human Genome assembly1: 12892.Chromosome Position in hg19 assembly2: 12892 .Ancestral marker allele value: T.Derived, alternative, or mutated marker allele value: C.