DNA Marker Index information for Chromosome: Y Marker: BY19000.1Names and Aliases for this DNA Marker: BY19000.1, BY19000.Chromosome Position in hg38 Human Genome assembly1: 8172788.Chromosome Position in hg19 assembly2: 8040829 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: G.