DNA Marker Index information for Chromosome: Y Marker: FGC20748.1Names and Aliases for this DNA Marker: FGC20748.1, FGC20748, rs886308806.Chromosome Position in hg38 Human Genome assembly1: 19132178.Chromosome Position in hg19 assembly2: 21294064 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.