DNA Marker Index information for Chromosome: Y Marker: FTB7503Names and Aliases for this DNA Marker: FTB7503, rs914808385.Chromosome Position in hg38 Human Genome assembly1: 15734468.Chromosome Position in hg19 assembly2: 17846348 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: G.