DNA Marker Index information for Chromosome: Y Marker: FGC20767Names and Aliases for this DNA Marker: FGC20767, rs976620170.Chromosome Position in hg38 Human Genome assembly1: 19466188.Chromosome Position in hg19 assembly2: 21628074 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: G.