DNA Marker Index information for Chromosome: Y Marker: FTG17645Names and Aliases for this DNA Marker: FTG17645, BTL60000021887.Chromosome Position in hg38 Human Genome assembly1: 20417095.Chromosome Position in hg19 assembly2: 22578981 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: T.