DNA Marker Index information for Chromosome: Y Marker: Z18266.4Names and Aliases for this DNA Marker: Z18266.4, BZ4063.4, rs775582421.Chromosome Position in hg38 Human Genome assembly1: 12055157.Chromosome Position in hg19 assembly2: 14175863 .Ancestral marker allele value: T.Derived, alternative, or mutated marker allele value: A.