DNA Marker Index information for Chromosome: Y Marker: JD13Names and Aliases for this DNA Marker: JD13, Y440085, rs1017918801.Chromosome Position in hg38 Human Genome assembly1: 7871796.Chromosome Position in hg19 assembly2: 7739837 .Ancestral marker allele value: T.Derived, alternative, or mutated marker allele value: G.