DNA Marker Index information for Chromosome: M Marker: D1a1a1Names and Aliases for this DNA Marker: D1a1a1, D1a3a.Chromosome Position in hg38 Human Genome assembly1: 310.Chromosome Position in hg19 assembly2: 310 .Ancestral marker allele value: T.Derived, alternative, or mutated marker allele value: del.