DNA Marker Index information for Chromosome: Y Marker: FGC18441Names and Aliases for this DNA Marker: FGC18441, rs766917405.Chromosome Position in hg38 Human Genome assembly1: 3018813.Chromosome Position in hg19 assembly2: 2886854 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.