DNA Marker Index information for Chromosome: Y Marker: BY134081.1Names and Aliases for this DNA Marker: BY134081.1, BY134081.Chromosome Position in hg38 Human Genome assembly1: 19434488.Chromosome Position in hg19 assembly2: 21596374 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: T.