DNA Marker Index information for Chromosome: Y Marker: Y263263.1Names and Aliases for this DNA Marker: Y263263.1, Y263263.Chromosome Position in hg38 Human Genome assembly1: 20261435.Chromosome Position in hg19 assembly2: 22423321 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: A.