DNA Marker Index information for Chromosome: Y Marker: FGC20758Names and Aliases for this DNA Marker: FGC20758, rs1004003126.Chromosome Position in hg38 Human Genome assembly1: 13143469.Chromosome Position in hg19 assembly2: 15255383 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: G.