DNA Marker Index information for Chromosome: Y Marker: FGC15920.3Names and Aliases for this DNA Marker: FGC15920.3, rs980109748.Chromosome Position in hg38 Human Genome assembly1: 20867956.Chromosome Position in hg19 assembly2: 23029842 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: T.