DNA Marker Index information for Chromosome: Y Marker: BY20775.1Names and Aliases for this DNA Marker: BY20775.1, BY20775.Chromosome Position in hg38 Human Genome assembly1: 7063127.Chromosome Position in hg19 assembly2: 6931168 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: A.