DNA Marker Index information for Chromosome: Y Marker: BY21767Names and Aliases for this DNA Marker: BY21767, Z44799, rs942594709.Chromosome Position in hg38 Human Genome assembly1: 21168151.Chromosome Position in hg19 assembly2: 23330037 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: G.