DNA Marker Index information for Chromosome: Y Marker: BY63123.1Names and Aliases for this DNA Marker: BY63123.1, BY63123.Chromosome Position in hg38 Human Genome assembly1: 7196635.Chromosome Position in hg19 assembly2: 7064676 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.