DNA Marker Index information for Chromosome: M Marker: B4a1a3a1Names and Aliases for this DNA Marker: B4a1a3a1.Chromosome Position in hg38 Human Genome assembly1: 8525.Chromosome Position in hg19 assembly2: 8525 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: G.