DNA Marker Index information for Chromosome: M Marker: M7b1a1d2Names and Aliases for this DNA Marker: M7b1a1d2.Chromosome Position in hg38 Human Genome assembly1: 7572.Chromosome Position in hg19 assembly2: 7572 .Ancestral marker allele value: T.Derived, alternative, or mutated marker allele value: C.