DNA Marker Index information for Chromosome: Y Marker: FT237847Names and Aliases for this DNA Marker: FT237847, rs1012691721.Chromosome Position in hg38 Human Genome assembly1: 20004279.Chromosome Position in hg19 assembly2: 22166165 .Ancestral marker allele value: T.Derived, alternative, or mutated marker allele value: G.