DNA Marker Index information for Chromosome: Y Marker: Y20380.1Names and Aliases for this DNA Marker: Y20380.1, Y20380.Chromosome Position in hg38 Human Genome assembly1: 17131201.Chromosome Position in hg19 assembly2: 19243081 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: T.