DNA Marker Index information for Chromosome: Y Marker: FT8781.1Names and Aliases for this DNA Marker: FT8781.1, FT8781, rs770649661.Chromosome Position in hg38 Human Genome assembly1: 8803972.Chromosome Position in hg19 assembly2: 8672013 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.