DNA Marker Index information for Chromosome: Y Marker: FGC17980Names and Aliases for this DNA Marker: FGC17980, rs997580504.Chromosome Position in hg38 Human Genome assembly1: 8364830.Chromosome Position in hg19 assembly2: 8232871 .Ancestral marker allele value: T.Derived, alternative, or mutated marker allele value: C.