DNA Marker Index information for Chromosome: Y Marker: S21913.1Names and Aliases for this DNA Marker: S21913.1, S21913.Chromosome Position in hg38 Human Genome assembly1: 17087334.Chromosome Position in hg19 assembly2: 19199214 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.