DNA Marker Index information for Chromosome: Y Marker: BY136305.1Names and Aliases for this DNA Marker: BY136305.1, BY136305.Chromosome Position in hg38 Human Genome assembly1: 19736356.Chromosome Position in hg19 assembly2: 21898242 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: A.