DNA Marker Index information for Chromosome: Y Marker: FT48990.1Names and Aliases for this DNA Marker: FT48990.1, FT48990.Chromosome Position in hg38 Human Genome assembly1: 4448400.Chromosome Position in hg19 assembly2: 4316441 .Ancestral marker allele value: G.Derived, alternative, or mutated marker allele value: T.