DNA Marker Index information for Chromosome: Y Marker: FGC21993.2Names and Aliases for this DNA Marker: FGC21993.2.Chromosome Position in hg38 Human Genome assembly1: 7880358.Chromosome Position in hg19 assembly2: 7748399 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.