DNA Marker Index information for Chromosome: Y Marker: FGC63008Names and Aliases for this DNA Marker: FGC63008, rs904438898.Chromosome Position in hg38 Human Genome assembly1: 19395856.Chromosome Position in hg19 assembly2: 21557742 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.