DNA Marker Index information for Chromosome: Y Marker: BY135127.1Names and Aliases for this DNA Marker: BY135127.1, BY135127, Y135798.Chromosome Position in hg38 Human Genome assembly1: 19577630.Chromosome Position in hg19 assembly2: 21739516 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.