DNA Marker Index information for Chromosome: Y Marker: A20432.1Names and Aliases for this DNA Marker: A20432.1, A20432.Chromosome Position in hg38 Human Genome assembly1: 21369518.Chromosome Position in hg19 assembly2: 23531404 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.