DNA Marker Index information for Chromosome: Y Marker: FTH4158Names and Aliases for this DNA Marker: FTH4158, rs1004225760.Chromosome Position in hg38 Human Genome assembly1: 19488482.Chromosome Position in hg19 assembly2: 21650368 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.