DNA Marker Index information for Chromosome: Y Marker: FTG21757Names and Aliases for this DNA Marker: FTG21757, rs375643079.Chromosome Position in hg38 Human Genome assembly1: 10100068.Chromosome Position in hg19 assembly2: 9937677 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.