DNA Marker Index information for Chromosome: Y Marker: BY189642.1Names and Aliases for this DNA Marker: BY189642.1, BY189642.Chromosome Position in hg38 Human Genome assembly1: 3009464.Chromosome Position in hg19 assembly2: 2877505 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.