DNA Marker Index information for Chromosome: Y Marker: BY39107.2Names and Aliases for this DNA Marker: BY39107.2, rs764993727.Chromosome Position in hg38 Human Genome assembly1: 19710437.Chromosome Position in hg19 assembly2: 21872323 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.