DNA Marker Index information for Chromosome: Y Marker: FGC17983Names and Aliases for this DNA Marker: FGC17983, rs919477355.Chromosome Position in hg38 Human Genome assembly1: 20365893.Chromosome Position in hg19 assembly2: 22527779 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: A.