DNA Marker Index information for Chromosome: Y Marker: S21786.1Names and Aliases for this DNA Marker: S21786.1, S21786.Chromosome Position in hg38 Human Genome assembly1: 16982987.Chromosome Position in hg19 assembly2: 19094867 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.