DNA Marker Index information for Chromosome: Y Marker: FTB73981Names and Aliases for this DNA Marker: FTB73981, rs942195324.Chromosome Position in hg38 Human Genome assembly1: 18889942.Chromosome Position in hg19 assembly2: 21051828 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: T.