DNA Marker Index information for Chromosome: Y Marker: BY14815.2Names and Aliases for this DNA Marker: BY14815.2, rs909881549.Chromosome Position in hg38 Human Genome assembly1: 20643760.Chromosome Position in hg19 assembly2: 22805646 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.