DNA Marker Index information for Chromosome: Y Marker: FTF21458Names and Aliases for this DNA Marker: FTF21458, MF357907.Chromosome Position in hg38 Human Genome assembly1: 16439106.Chromosome Position in hg19 assembly2: 18550986 .Ancestral marker allele value: A.Derived, alternative, or mutated marker allele value: T.