DNA Marker Index information for Chromosome: Y Marker: FTB91634Names and Aliases for this DNA Marker: FTB91634, rs1378207578.Chromosome Position in hg38 Human Genome assembly1: 6572140.Chromosome Position in hg19 assembly2: 6440181 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: A.