DNA Marker Index information for Chromosome: Y Marker: Z31492.1Names and Aliases for this DNA Marker: Z31492.1, Z31492, rs766084554.Chromosome Position in hg38 Human Genome assembly1: 3020737.Chromosome Position in hg19 assembly2: 2888778 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: G.