DNA Marker Index information for Chromosome: Y Marker: MF20799.1Names and Aliases for this DNA Marker: MF20799.1, MF20799.Chromosome Position in hg38 Human Genome assembly1: 7400821.Chromosome Position in hg19 assembly2: 7268862 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.