DNA Marker Index information for Chromosome: Y Marker: FGC4459Names and Aliases for this DNA Marker: FGC4459, rs866529129.Chromosome Position in hg38 Human Genome assembly1: 18902543.Chromosome Position in hg19 assembly2: 21064429 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.