DNA Marker Index information for Chromosome: Y Marker: MF20719.1Names and Aliases for this DNA Marker: MF20719.1, MF20719.Chromosome Position in hg38 Human Genome assembly1: 6784514.Chromosome Position in hg19 assembly2: 6652555 .Ancestral marker allele value: T.Derived, alternative, or mutated marker allele value: C.