DNA Marker Index information for Chromosome: Y Marker: FGC21745Names and Aliases for this DNA Marker: FGC21745, rs1161975607.Chromosome Position in hg38 Human Genome assembly1: 19655037.Chromosome Position in hg19 assembly2: 21816923 .Ancestral marker allele value: C.Derived, alternative, or mutated marker allele value: T.