DNA Marker Index information for Chromosome: Y Marker: Z21404.1Names and Aliases for this DNA Marker: Z21404.1, Z21404.Chromosome Position in hg38 Human Genome assembly1: 15238779.Chromosome Position in hg19 assembly2: 17350659 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: G.