DNA Marker Index information for Chromosome: Y Marker: A21451.2Names and Aliases for this DNA Marker: A21451.2, rs893850828.Chromosome Position in hg38 Human Genome assembly1: 19073542.Chromosome Position in hg19 assembly2: 21235428 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.