DNA Marker Index information for Chromosome: Y Marker: FT77370.1Names and Aliases for this DNA Marker: FT77370.1, FT77370, rs766771030.Chromosome Position in hg38 Human Genome assembly1: 20594096.Chromosome Position in hg19 assembly2: 22755982 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: T.