DNA Marker Index information for Chromosome: Y Marker: Z18092.1Names and Aliases for this DNA Marker: Z18092.1, Z18092, Y11905, rs903057653.Chromosome Position in hg38 Human Genome assembly1: 7291538.Chromosome Position in hg19 assembly2: 7159579 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.