DNA Marker Index information for Chromosome: Y Marker: FGC19331Names and Aliases for this DNA Marker: FGC19331, rs995187771.Chromosome Position in hg38 Human Genome assembly1: 7259366.Chromosome Position in hg19 assembly2: 7127407 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: C.