DNA Marker Index information for Chromosome: Y Marker: A20333.1Names and Aliases for this DNA Marker: A20333.1, A20333.Chromosome Position in hg38 Human Genome assembly1: 20962220.Chromosome Position in hg19 assembly2: 23124106 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: G.