DNA Marker Index information for Chromosome: Y Marker: Z20942.1Names and Aliases for this DNA Marker: Z20942.1, Z20942.Chromosome Position in hg38 Human Genome assembly1: 5059388.Chromosome Position in hg19 assembly2: 4927429 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.