DNA Marker Index information for Chromosome: Y Marker: Z20559.4Names and Aliases for this DNA Marker: Z20559.4, A6402.4, JFS0004.4, rs766460733.Chromosome Position in hg38 Human Genome assembly1: 8678250.Chromosome Position in hg19 assembly2: 8546291 .Ancestral marker allele value: T.Derived, alternative, or mutated marker allele value: A.