DNA Marker Index information for Chromosome: Y Marker: FTB9978Names and Aliases for this DNA Marker: FTB9978, rs1020515598.Chromosome Position in hg38 Human Genome assembly1: 8597802.Chromosome Position in hg19 assembly2: 8465843 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.