DNA Marker Index information for Chromosome: Y Marker: BY25859.4Names and Aliases for this DNA Marker: BY25859.4, Y112562.4.Chromosome Position in hg38 Human Genome assembly1: 21835083.Chromosome Position in hg19 assembly2: 23981230 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.