DNA Marker Index information for Chromosome: M Marker: U3b1c2a1Names and Aliases for this DNA Marker: U3b1c2a1.Chromosome Position in hg38 Human Genome assembly1: 7759.Chromosome Position in hg19 assembly2: 7759 .Ancestral marker allele value: T.Derived, alternative, or mutated marker allele value: C.