DNA Marker Index information for Chromosome: Y Marker: FGC23770Names and Aliases for this DNA Marker: FGC23770, rs1035759532.Chromosome Position in hg38 Human Genome assembly1: 20026103.Chromosome Position in hg19 assembly2: 22187989 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: G.