DNA Marker Index information for Chromosome: Y Marker: BTL60000019497Names and Aliases for this DNA Marker: BTL60000019497, FTC30583.Chromosome Position in hg38 Human Genome assembly1: 19550913.Chromosome Position in hg19 assembly2: 21712799 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: T.