DNA Marker Index information for Chromosome: Y Marker: YP1003Names and Aliases for this DNA Marker: YP1003, FGC23583, rs959778193.Chromosome Position in hg38 Human Genome assembly1: 20662760.Chromosome Position in hg19 assembly2: 22824646 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.