DNA Marker Index information for Chromosome: Y Marker: Y21564.1Names and Aliases for this DNA Marker: Y21564.1, Y21564.Chromosome Position in hg38 Human Genome assembly1: 3295888.Chromosome Position in hg19 assembly2: 3163929 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.