DNA Marker Index information for Chromosome: Y Marker: BY27816Names and Aliases for this DNA Marker: BY27816, Y56544, rs1170498556.Chromosome Position in hg38 Human Genome assembly1: 19168639.Chromosome Position in hg19 assembly2: 21330525 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: G.