DNA Marker Index information for Chromosome: M Marker: T15663CNames and Aliases for this DNA Marker: T15663C, T15663, rs369851331.Chromosome Position in hg38 Human Genome assembly1: 15663.Chromosome Position in hg19 assembly2: 15663 .Ancestral marker allele value: T.Derived, alternative, or mutated marker allele value: C.