DNA Marker Index information for Chromosome: Y Marker: BY189905Names and Aliases for this DNA Marker: BY189905, Y160479, rs772167834.Chromosome Position in hg38 Human Genome assembly1: 7781582.Chromosome Position in hg19 assembly2: 7649623 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: T.