DNA Marker Index information for Chromosome: Y Marker: DF17Names and Aliases for this DNA Marker: DF17, S455, AM00499, rs754186919.Chromosome Position in hg38 Human Genome assembly1: 6763705.Chromosome Position in hg19 assembly2: 6631746 .Ancestral marker allele value: T.Derived, alternative, or mutated marker allele value: G.