DNA Marker Index information for Chromosome: Y Marker: A4065.2Names and Aliases for this DNA Marker: A4065.2, rs903403218.Chromosome Position in hg38 Human Genome assembly1: 20136394.Chromosome Position in hg19 assembly2: 22298280 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.