DNA Marker Index information for Chromosome: Y Marker: FT129263Names and Aliases for this DNA Marker: FT129263, rs1238245743.Chromosome Position in hg38 Human Genome assembly1: 19732079.Chromosome Position in hg19 assembly2: 21893965 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: C.