DNA Marker Index information for Chromosome: Y Marker: BY40690.1Names and Aliases for this DNA Marker: BY40690.1, BY40690.Chromosome Position in hg38 Human Genome assembly1: 13236938.Chromosome Position in hg19 assembly2: 15348819 .Ancestral marker allele value: T.Derived, alternative, or mutated marker allele value: A.