DNA Marker Index information for Chromosome: M Marker: T13020CNames and Aliases for this DNA Marker: T13020C, T13020, i3001160, rs75577869.Chromosome Position in hg38 Human Genome assembly1: 13020.Chromosome Position in hg19 assembly2: 13020 .Ancestral marker allele value: T.Derived, alternative, or mutated marker allele value: C.