DNA Marker Index information for Chromosome: Y Marker: FTB18559.2Names and Aliases for this DNA Marker: FTB18559.2.Chromosome Position in hg38 Human Genome assembly1: 4081403.Chromosome Position in hg19 assembly2: 3949444 .Ancestral marker allele value: T.Derived, alternative, or mutated marker allele value: C.