DNA Marker Index information for Chromosome: Y Marker: FGC17880Names and Aliases for this DNA Marker: FGC17880, rs948241721.Chromosome Position in hg38 Human Genome assembly1: 7968175.Chromosome Position in hg19 assembly2: 7836216 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: T.